76775064 has 64 divisors (see below), whose sum is σ = 202867200. Its totient is φ = 24173184.

The previous prime is 76775053. The next prime is 76775071. The reversal of 76775064 is 46057767.

It is a congruent number.

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, 31539 + ... + 33885.

It is an arithmetic number, because the mean of its divisors is an integer number (3169800).

Almost surely, 2^76775064 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 76775064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (101433600).

76775064 is an abundant number, since it is smaller than the sum of its proper divisors (126092136).

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

76775064 is a wasteful number, since it uses less digits than its factorization.

76775064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2432 (or 2428 counting only the distinct ones).

The product of its (nonzero) digits is 246960, while the sum is 42.

The square root of 76775064 is about 8762.1380952368. The cubic root of 76775064 is about 425.0174184326.

The spelling of 76775064 in words is "seventy-six million, seven hundred seventy-five thousand, sixty-four".