857313932 has 6 divisors (see below), whose sum is σ = 1500299388. Its totient is φ = 428656964.

The previous prime is 857313923. The next prime is 857313973. The reversal of 857313932 is 239313758.

It is a self number, because there is not a number n which added to its sum of digits gives 857313932.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107164238 + ... + 107164245.

It is an arithmetic number, because the mean of its divisors is an integer number (250049898).

Almost surely, 2^857313932 is an apocalyptic number.

It is an amenable number.

857313932 is a deficient number, since it is larger than the sum of its proper divisors (642985456).

857313932 is a wasteful number, since it uses less digits than its factorization.

857313932 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214328487 (or 214328485 counting only the distinct ones).

The product of its digits is 136080, while the sum is 41.

The square root of 857313932 is about 29279.9237020864. The cubic root of 857313932 is about 949.9774443398.

The spelling of 857313932 in words is "eight hundred fifty-seven million, three hundred thirteen thousand, nine hundred thirty-two".