102550404 has 36 divisors (see below), whose sum is σ = 263018672. Its totient is φ = 31075440.

The previous prime is 102550397. The next prime is 102550417. The reversal of 102550404 is 404055201.

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, 33862 + ... + 36765.

Almost surely, 2^102550404 is an apocalyptic number.

It is an amenable number.

102550404 is an abundant number, since it is smaller than the sum of its proper divisors (160468268).

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

102550404 is a wasteful number, since it uses less digits than its factorization.

102550404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70656 (or 70643 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 102550404 is about 10126.7173358399. The cubic root of 102550404 is about 468.0717802093.

The spelling of 102550404 in words is "one hundred two million, five hundred fifty thousand, four hundred four".