13404994 has 16 divisors (see below), whose sum is σ = 21516480. Its totient is φ = 6244560.

The previous prime is 13404983. The next prime is 13405001. The reversal of 13404994 is 49940431.

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, 574 + ... + 5209.

It is an arithmetic number, because the mean of its divisors is an integer number (1344780).

Almost surely, 2^13404994 is an apocalyptic number.

13404994 is a deficient number, since it is larger than the sum of its proper divisors (8111486).

13404994 is a wasteful number, since it uses less digits than its factorization.

13404994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5865.

The product of its (nonzero) digits is 15552, while the sum is 34.

The square root of 13404994 is about 3661.2831084198. The cubic root of 13404994 is about 237.5502770752.

The spelling of 13404994 in words is "thirteen million, four hundred four thousand, nine hundred ninety-four".