104990512 has 20 divisors (see below), whose sum is σ = 221912136. Its totient is φ = 47722880.

The previous prime is 104990507. The next prime is 104990513. The reversal of 104990512 is 215099401.

It is a super-2 number, since 2×104990512² = 22046015220044288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (104990513) 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, 298093 + ... + 298444.

Almost surely, 2^104990512 is an apocalyptic number.

It is an amenable number.

104990512 is an abundant number, since it is smaller than the sum of its proper divisors (116921624).

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

104990512 is a wasteful number, since it uses less digits than its factorization.

104990512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 596556 (or 596550 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 31.

The square root of 104990512 is about 10246.4877885059. The cubic root of 104990512 is about 471.7551876098.

The spelling of 104990512 in words is "one hundred four million, nine hundred ninety thousand, five hundred twelve".