77276912 has 20 divisors (see below), whose sum is σ = 150625776. Its totient is φ = 38405760.

The previous prime is 77276887. The next prime is 77276921. The reversal of 77276912 is 21967277.

It is a super-2 number, since 2×77276912² = 11943442256511488, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 77276912.

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, 11789 + ... + 17132.

Almost surely, 2^77276912 is an apocalyptic number.

It is an amenable number.

77276912 is a deficient number, since it is larger than the sum of its proper divisors (73348864).

77276912 is a wasteful number, since it uses less digits than its factorization.

77276912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29096 (or 29090 counting only the distinct ones).

The product of its digits is 74088, while the sum is 41.

The square root of 77276912 is about 8790.7287524983. The cubic root of 77276912 is about 425.9414644751.

The spelling of 77276912 in words is "seventy-seven million, two hundred seventy-six thousand, nine hundred twelve".