100990492 has 6 divisors (see below), whose sum is σ = 176733368. Its totient is φ = 50495244.

The previous prime is 100990481. The next prime is 100990511. The reversal of 100990492 is 294099001.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12623808 + ... + 12623815.

Almost surely, 2^100990492 is an apocalyptic number.

It is an amenable number.

100990492 is a deficient number, since it is larger than the sum of its proper divisors (75742876).

100990492 is a wasteful number, since it uses less digits than its factorization.

100990492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25247627 (or 25247625 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 34.

The square root of 100990492 is about 10049.4025693073. The cubic root of 100990492 is about 465.6863368411.

The spelling of 100990492 in words is "one hundred million, nine hundred ninety thousand, four hundred ninety-two".