102352857 has 16 divisors (see below), whose sum is σ = 140025600. Its totient is φ = 66466512.

The previous prime is 102352849. The next prime is 102352897. The reversal of 102352857 is 758253201.

It is not a de Polignac number, because 102352857 - 2³ = 102352849 is a prime.

It is a super-2 number, since 2×102352857² = 20952214672124898, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (102352807) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59394 + ... + 61092.

It is an arithmetic number, because the mean of its divisors is an integer number (8751600).

Almost surely, 2^102352857 is an apocalyptic number.

It is an amenable number.

102352857 is a deficient number, since it is larger than the sum of its proper divisors (37672743).

102352857 is a wasteful number, since it uses less digits than its factorization.

102352857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2212.

The product of its (nonzero) digits is 16800, while the sum is 33.

The square root of 102352857 is about 10116.9588810077. The cubic root of 102352857 is about 467.7710317976.

The spelling of 102352857 in words is "one hundred two million, three hundred fifty-two thousand, eight hundred fifty-seven".