76646412 has 30 divisors (see below), whose sum is σ = 200369708. Its totient is φ = 25548696.

The previous prime is 76646389. The next prime is 76646429. The reversal of 76646412 is 21464667.

76646412 is a `hidden beast` number, since 7 + 6 + 6 + 4 + 641 + 2 = 666.

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 9 ways as a sum of consecutive naturals, for example, 117958 + ... + 118605.

Almost surely, 2^76646412 is an apocalyptic number.

It is an amenable number.

76646412 is an abundant number, since it is smaller than the sum of its proper divisors (123723296).

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

76646412 is a wasteful number, since it uses less digits than its factorization.

76646412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236579 (or 236568 counting only the distinct ones).

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

The square root of 76646412 is about 8754.7936583337. The cubic root of 76646412 is about 424.7798850956.

The spelling of 76646412 in words is "seventy-six million, six hundred forty-six thousand, four hundred twelve".