76405456 has 20 divisors (see below), whose sum is σ = 151186752. Its totient is φ = 37389536.

The previous prime is 76405423. The next prime is 76405477. The reversal of 76405456 is 65450467.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50050 + ... + 51553.

Almost surely, 2^76405456 is an apocalyptic number.

It is an amenable number.

76405456 is a deficient number, since it is larger than the sum of its proper divisors (74781296).

76405456 is a wasteful number, since it uses less digits than its factorization.

76405456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101658 (or 101652 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 37.

The square root of 76405456 is about 8741.0214506086. The cubic root of 76405456 is about 424.3342860379.

The spelling of 76405456 in words is "seventy-six million, four hundred five thousand, four hundred fifty-six".