40104408 has 32 divisors (see below), whose sum is σ = 100416960. Its totient is φ = 13347360.

The previous prime is 40104397. The next prime is 40104431. The reversal of 40104408 is 80440104.

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, 27391 + ... + 28817.

It is an arithmetic number, because the mean of its divisors is an integer number (3138030).

Almost surely, 2^40104408 is an apocalyptic number.

It is an amenable number.

40104408 is an abundant number, since it is smaller than the sum of its proper divisors (60312552).

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

40104408 is a wasteful number, since it uses less digits than its factorization.

40104408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2607 (or 2603 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 21.

The square root of 40104408 is about 6332.8041182402. The cubic root of 40104408 is about 342.2924894287.

The spelling of 40104408 in words is "forty million, one hundred four thousand, four hundred eight".