74420931204 has 81 divisors (see below), whose sum is σ = 198624715653. Its totient is φ = 23491525824.

The previous prime is 74420931173. The next prime is 74420931217. The reversal of 74420931204 is 40213902447.

The square root of 74420931204 is 272802.

It is a perfect power (a square), and thus also a powerful number.

74420931204 is a `hidden beast` number, since 7 + 442 + 0 + 9 + 3 + 1 + 204 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1546848900 + 72874082304 = 39330^2 + 269952^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 31098232 + ... + 31100624.

Almost surely, 2^74420931204 is an apocalyptic number.

74420931204 is the 272802-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 74420931204

74420931204 is an abundant number, since it is smaller than the sum of its proper divisors (124203784449).

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

74420931204 is a wasteful number, since it uses less digits than its factorization.

74420931204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4834 (or 2417 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 36.

Multiplying 74420931204 by its sum of digits (36), we get a square (2679153523344 = 1636812²).

74420931204 divided by its sum of digits (36) gives a square (2067248089 = 45467²).

The spelling of 74420931204 in words is "seventy-four billion, four hundred twenty million, nine hundred thirty-one thousand, two hundred four".