104664440 has 32 divisors (see below), whose sum is σ = 236630160. Its totient is φ = 41664000.

The previous prime is 104664433. The next prime is 104664457. The reversal of 104664440 is 44466401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2240 + ... + 14640.

Almost surely, 2^104664440 is an apocalyptic number.

104664440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

104664440 is an abundant number, since it is smaller than the sum of its proper divisors (131965720).

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

104664440 is a wasteful number, since it uses less digits than its factorization.

104664440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12623 (or 12619 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

The square root of 104664440 is about 10230.5640118226. The cubic root of 104664440 is about 471.2663000035.

The spelling of 104664440 in words is "one hundred four million, six hundred sixty-four thousand, four hundred forty".