102090792 has 32 divisors (see below), whose sum is σ = 258727680. Its totient is φ = 33563520.

The previous prime is 102090787. The next prime is 102090799. The reversal of 102090792 is 297090201.

It is a super-2 number, since 2×102090792² = 20845059622374528, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (102090799) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27384 + ... + 30887.

It is an arithmetic number, because the mean of its divisors is an integer number (8085240).

Almost surely, 2^102090792 is an apocalyptic number.

102090792 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

102090792 is an abundant number, since it is smaller than the sum of its proper divisors (156636888).

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

102090792 is a wasteful number, since it uses less digits than its factorization.

102090792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58353 (or 58349 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 30.

The square root of 102090792 is about 10103.9988123515. The cubic root of 102090792 is about 467.3714624651.

The spelling of 102090792 in words is "one hundred two million, ninety thousand, seven hundred ninety-two".