77164332 has 48 divisors (see below), whose sum is σ = 212416512. Its totient is φ = 21335040.

The previous prime is 77164327. The next prime is 77164349. The reversal of 77164332 is 23346177.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 77164293 and 77164302.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12213 + ... + 17420.

It is an arithmetic number, because the mean of its divisors is an integer number (4425344).

Almost surely, 2^77164332 is an apocalyptic number.

It is an amenable number.

77164332 is an abundant number, since it is smaller than the sum of its proper divisors (135252180).

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

77164332 is a wasteful number, since it uses less digits than its factorization.

77164332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29678 (or 29676 counting only the distinct ones).

The product of its digits is 21168, while the sum is 33.

The square root of 77164332 is about 8784.3230814901. The cubic root of 77164332 is about 425.7345212711.

The spelling of 77164332 in words is "seventy-seven million, one hundred sixty-four thousand, three hundred thirty-two".