857316612 has 24 divisors (see below), whose sum is σ = 2002710976. Its totient is φ = 285442848.

The previous prime is 857316557. The next prime is 857316623. The reversal of 857316612 is 216613758.

It is a super-2 number, since 2×857316612² = 1469983546422317088, which contains 22 as substring.

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 in 7 ways as a sum of consecutive naturals, for example, 30208 + ... + 51255.

Almost surely, 2^857316612 is an apocalyptic number.

It is an amenable number.

857316612 is an abundant number, since it is smaller than the sum of its proper divisors (1145394364).

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

857316612 is a wasteful number, since it uses less digits than its factorization.

857316612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82347 (or 82345 counting only the distinct ones).

The product of its digits is 60480, while the sum is 39.

The square root of 857316612 is about 29279.9694671972. The cubic root of 857316612 is about 949.9784342288.

The spelling of 857316612 in words is "eight hundred fifty-seven million, three hundred sixteen thousand, six hundred twelve".