77264330 has 64 divisors (see below), whose sum is σ = 165908736. Its totient is φ = 25536000.

The previous prime is 77264329. The next prime is 77264351. The reversal of 77264330 is 3346277.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 101150 + ... + 101910.

It is an arithmetic number, because the mean of its divisors is an integer number (2592324).

Almost surely, 2^77264330 is an apocalyptic number.

77264330 is an abundant number, since it is smaller than the sum of its proper divisors (88644406).

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

77264330 is a wasteful number, since it uses less digits than its factorization.

77264330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 863.

The product of its (nonzero) digits is 21168, while the sum is 32.

The square root of 77264330 is about 8790.0130830392. The cubic root of 77264330 is about 425.9183463740.

The spelling of 77264330 in words is "seventy-seven million, two hundred sixty-four thousand, three hundred thirty".