74204864 has 56 divisors (see below), whose sum is σ = 157112208. Its totient is φ = 34652160.

The previous prime is 74204849. The next prime is 74204891. The reversal of 74204864 is 46840247.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 262067 + ... + 262349.

Almost surely, 2^74204864 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 74204864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78556104).

74204864 is an abundant number, since it is smaller than the sum of its proper divisors (82907344).

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

74204864 is a wasteful number, since it uses less digits than its factorization.

74204864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 553 (or 543 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 35.

The square root of 74204864 is about 8614.2245153003. The cubic root of 74204864 is about 420.2207154346.

The spelling of 74204864 in words is "seventy-four million, two hundred four thousand, eight hundred sixty-four".