77032252 has 12 divisors (see below), whose sum is σ = 147061656. Its totient is φ = 35014640.

The previous prime is 77032247. The next prime is 77032297. The reversal of 77032252 is 25223077.

It is a self number, because there is not a number n which added to its sum of digits gives 77032252.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 875323 + ... + 875410.

It is an arithmetic number, because the mean of its divisors is an integer number (12255138).

Almost surely, 2^77032252 is an apocalyptic number.

It is an amenable number.

77032252 is a deficient number, since it is larger than the sum of its proper divisors (70029404).

77032252 is a wasteful number, since it uses less digits than its factorization.

77032252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1750748 (or 1750746 counting only the distinct ones).

The product of its (nonzero) digits is 5880, while the sum is 28.

The square root of 77032252 is about 8776.8019232520. The cubic root of 77032252 is about 425.4914766430.

It can be divided in two parts, 77032 and 252, that added together give a square (77284 = 278²).

The spelling of 77032252 in words is "seventy-seven million, thirty-two thousand, two hundred fifty-two".