102857712 has 40 divisors (see below), whose sum is σ = 270079440. Its totient is φ = 33722880.

The previous prime is 102857641. The next prime is 102857737. The reversal of 102857712 is 217758201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14637 + ... + 20492.

It is an arithmetic number, because the mean of its divisors is an integer number (6751986).

Almost surely, 2^102857712 is an apocalyptic number.

102857712 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

102857712 is an abundant number, since it is smaller than the sum of its proper divisors (167221728).

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

102857712 is a wasteful number, since it uses less digits than its factorization.

102857712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35201 (or 35195 counting only the distinct ones).

The product of its (nonzero) digits is 7840, while the sum is 33.

The square root of 102857712 is about 10141.8791158246. The cubic root of 102857712 is about 468.5388635622.

The spelling of 102857712 in words is "one hundred two million, eight hundred fifty-seven thousand, seven hundred twelve".