77307696 has 50 divisors (see below), whose sum is σ = 223754652. Its totient is φ = 25768800.

The previous prime is 77307691. The next prime is 77307709. The reversal of 77307696 is 69670377.

It is not an unprimeable number, because it can be changed into a prime (77307691) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 28530 + ... + 31121.

Almost surely, 2^77307696 is an apocalyptic number.

It is an amenable number.

77307696 is an abundant number, since it is smaller than the sum of its proper divisors (146446956).

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

77307696 is a wasteful number, since it uses less digits than its factorization.

77307696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59671 (or 59656 counting only the distinct ones).

The product of its (nonzero) digits is 333396, while the sum is 45.

The square root of 77307696 is about 8792.4795137663. The cubic root of 77307696 is about 425.9980162574.

The spelling of 77307696 in words is "seventy-seven million, three hundred seven thousand, six hundred ninety-six".