77379376 has 20 divisors (see below), whose sum is σ = 158742072. Its totient is φ = 36413696.

The previous prime is 77379331. The next prime is 77379389. The reversal of 77379376 is 67397377.

It is a happy 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, 141970 + ... + 142513.

Almost surely, 2^77379376 is an apocalyptic number.

It is an amenable number.

77379376 is an abundant number, since it is smaller than the sum of its proper divisors (81362696).

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

77379376 is a wasteful number, since it uses less digits than its factorization.

77379376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 284508 (or 284502 counting only the distinct ones).

The product of its digits is 1166886, while the sum is 49.

The square root of 77379376 is about 8796.5547801398. The cubic root of 77379376 is about 426.1296379315.

The spelling of 77379376 in words is "seventy-seven million, three hundred seventy-nine thousand, three hundred seventy-six".