77317852 has 12 divisors (see below), whose sum is σ = 136089576. Its totient is φ = 38435120.

The previous prime is 77317847. The next prime is 77317871. The reversal of 77317852 is 25871377.

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, 55174 + ... + 56557.

It is an arithmetic number, because the mean of its divisors is an integer number (11340798).

Almost surely, 2^77317852 is an apocalyptic number.

It is an amenable number.

77317852 is a deficient number, since it is larger than the sum of its proper divisors (58771724).

77317852 is a wasteful number, since it uses less digits than its factorization.

77317852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111908 (or 111906 counting only the distinct ones).

The product of its digits is 82320, while the sum is 40.

The square root of 77317852 is about 8793.0570338194. The cubic root of 77317852 is about 426.0166700553.

The spelling of 77317852 in words is "seventy-seven million, three hundred seventeen thousand, eight hundred fifty-two".