74500456 has 16 divisors (see below), whose sum is σ = 139838400. Its totient is φ = 37210224.

The previous prime is 74500453. The next prime is 74500469. The reversal of 74500456 is 65400547.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (74500451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3831 + ... + 12793.

It is an arithmetic number, because the mean of its divisors is an integer number (8739900).

Almost surely, 2^74500456 is an apocalyptic number.

It is an amenable number.

74500456 is a deficient number, since it is larger than the sum of its proper divisors (65337944).

74500456 is a wasteful number, since it uses less digits than its factorization.

74500456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10008 (or 10004 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 31.

The square root of 74500456 is about 8631.3646661464. The cubic root of 74500456 is about 420.7779534441. Note that the first 3 decimals are identical.

Subtracting from 74500456 its reverse (65400547), we obtain a palindrome (9099909).

The spelling of 74500456 in words is "seventy-four million, five hundred thousand, four hundred fifty-six".