102770136 has 48 divisors (see below), whose sum is σ = 318099600. Its totient is φ = 29362752.

The previous prime is 102770123. The next prime is 102770189. The reversal of 102770136 is 631077201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 101451 + ... + 102458.

It is an arithmetic number, because the mean of its divisors is an integer number (6627075).

Almost surely, 2^102770136 is an apocalyptic number.

It is an amenable number.

102770136 is an abundant number, since it is smaller than the sum of its proper divisors (215329464).

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

102770136 is a wasteful number, since it uses less digits than its factorization.

102770136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203928 (or 203921 counting only the distinct ones).

The product of its (nonzero) digits is 1764, while the sum is 27.

The square root of 102770136 is about 10137.5606533327. The cubic root of 102770136 is about 468.4058500048.

The spelling of 102770136 in words is "one hundred two million, seven hundred seventy thousand, one hundred thirty-six".