775617332 has 12 divisors (see below), whose sum is σ = 1551234720. Its totient is φ = 332407416.

The previous prime is 775617331. The next prime is 775617341. The reversal of 775617332 is 233716577.

775617332 is an admirable number.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 775617332.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (775617331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13850282 + ... + 13850337.

It is an arithmetic number, because the mean of its divisors is an integer number (129269560).

Almost surely, 2^775617332 is an apocalyptic number.

It is an amenable number.

775617332 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

775617332 is a wasteful number, since it uses less digits than its factorization.

775617332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27700630 (or 27700628 counting only the distinct ones).

The product of its digits is 185220, while the sum is 41.

The square root of 775617332 is about 27849.9072170806. The cubic root of 775617332 is about 918.7891016292.

The spelling of 775617332 in words is "seven hundred seventy-five million, six hundred seventeen thousand, three hundred thirty-two".