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73222604 = 227131711833
BaseRepresentation
bin1000101110101…
…00100111001100
312002210002112022
410113110213030
5122221110404
611133225312
71546244660
oct427244714
9162702468
1073222604
1138372254
1220632238
13122295b0
149a208a0
1566658be
hex45d49cc

73222604 has 48 divisors (see below), whose sum is σ = 167001408. Its totient is φ = 27260928.

The previous prime is 73222601. The next prime is 73222609. The reversal of 73222604 is 40622237.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is not an unprimeable number, because it can be changed into a prime (73222601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 272 + ... + 12104.

It is an arithmetic number, because the mean of its divisors is an integer number (3479196).

Almost surely, 273222604 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 73222604, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (83500704).

73222604 is an abundant number, since it is smaller than the sum of its proper divisors (93778804).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

73222604 is a wasteful number, since it uses less digits than its factorization.

73222604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11874 (or 11872 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 26.

The square root of 73222604 is about 8557.0207432260. The cubic root of 73222604 is about 418.3583002652.

The spelling of 73222604 in words is "seventy-three million, two hundred twenty-two thousand, six hundred four".

Divisors: 1 2 4 7 13 14 17 26 28 34 52 68 91 119 182 221 238 364 442 476 884 1547 3094 6188 11833 23666 47332 82831 153829 165662 201161 307658 331324 402322 615316 804644 1076803 1408127 2153606 2615093 2816254 4307212 5230186 5632508 10460372 18305651 36611302 73222604