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54220422 = 2347192271
BaseRepresentation
bin1100111011010…
…1011010000110
310210000200102210
43032311122012
5102340023142
65214044250
71225603014
oct316653206
9123020383
1054220422
1128673673
12161a9686
13b3053b9
1472b58b4
154b6049c
hex33b5686

54220422 has 16 divisors (see below), whose sum is σ = 110748672. Its totient is φ = 17688840.

The previous prime is 54220403. The next prime is 54220427. The reversal of 54220422 is 22402245.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54220427) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95854 + ... + 96417.

It is an arithmetic number, because the mean of its divisors is an integer number (6921792).

Almost surely, 254220422 is an apocalyptic number.

54220422 is an abundant number, since it is smaller than the sum of its proper divisors (56528250).

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

54220422 is a wasteful number, since it uses less digits than its factorization.

54220422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192323.

The product of its (nonzero) digits is 1280, while the sum is 21.

The square root of 54220422 is about 7363.4517720971. The cubic root of 54220422 is about 378.4899025720.

Adding to 54220422 its reverse (22402245), we get a palindrome (76622667).

The spelling of 54220422 in words is "fifty-four million, two hundred twenty thousand, four hundred twenty-two".

Divisors: 1 2 3 6 47 94 141 282 192271 384542 576813 1153626 9036737 18073474 27110211 54220422