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74480804 = 2218620201
BaseRepresentation
bin1000111000001…
…11110010100100
312012011000110022
410130013302210
5123031341204
611220214312
71563035126
oct434076244
9165130408
1074480804
1139051592
1220b3a398
131257a1a8
149c6b216
1568135be
hex4707ca4

74480804 has 6 divisors (see below), whose sum is σ = 130341414. Its totient is φ = 37240400.

The previous prime is 74480803. The next prime is 74480821. The reversal of 74480804 is 40808447.

It can be written as a sum of positive squares in only one way, i.e., 71233600 + 3247204 = 8440^2 + 1802^2 .

It is not an unprimeable number, because it can be changed into a prime (74480803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9310097 + ... + 9310104.

It is an arithmetic number, because the mean of its divisors is an integer number (21723569).

Almost surely, 274480804 is an apocalyptic number.

It is an amenable number.

74480804 is a deficient number, since it is larger than the sum of its proper divisors (55860610).

74480804 is a wasteful number, since it uses less digits than its factorization.

74480804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18620205 (or 18620203 counting only the distinct ones).

The product of its (nonzero) digits is 28672, while the sum is 35.

The square root of 74480804 is about 8630.2261847532. The cubic root of 74480804 is about 420.7409520798.

The spelling of 74480804 in words is "seventy-four million, four hundred eighty thousand, eight hundred four".

Divisors: 1 2 4 18620201 37240402 74480804