102857464 has 16 divisors (see below), whose sum is σ = 193248720. Its totient is φ = 51324480.

The previous prime is 102857453. The next prime is 102857467. The reversal of 102857464 is 464758201.

It is a super-2 number, since 2×102857464² = 21159315801022592, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102857467) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8757 + ... + 16804.

It is an arithmetic number, because the mean of its divisors is an integer number (12078045).

Almost surely, 2^102857464 is an apocalyptic number.

It is an amenable number.

102857464 is a deficient number, since it is larger than the sum of its proper divisors (90391256).

102857464 is a wasteful number, since it uses less digits than its factorization.

102857464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26070 (or 26066 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 37.

The square root of 102857464 is about 10141.8668892862. The cubic root of 102857464 is about 468.5384869975.

The spelling of 102857464 in words is "one hundred two million, eight hundred fifty-seven thousand, four hundred sixty-four".