77234460 has 48 divisors (see below), whose sum is σ = 225662976. Its totient is φ = 19700032.

The previous prime is 77234431. The next prime is 77234477. The reversal of 77234460 is 6443277.

It is a super-2 number, since 2×77234460² = 11930323622983200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26604 + ... + 29363.

It is an arithmetic number, because the mean of its divisors is an integer number (4701312).

Almost surely, 2^77234460 is an apocalyptic number.

It is an amenable number.

77234460 is an abundant number, since it is smaller than the sum of its proper divisors (148428516).

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

77234460 is a wasteful number, since it uses less digits than its factorization.

77234460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56002 (or 56000 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 33.

The square root of 77234460 is about 8788.3138314468. The cubic root of 77234460 is about 425.8634533386.

The spelling of 77234460 in words is "seventy-seven million, two hundred thirty-four thousand, four hundred sixty".