16904996 has 6 divisors (see below), whose sum is σ = 29583750. Its totient is φ = 8452496.

The previous prime is 16904989. The next prime is 16905017. The reversal of 16904996 is 69940961.

It can be written as a sum of positive squares in only one way, i.e., 8702500 + 8202496 = 2950^2 + 2864^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2113121 + ... + 2113128.

It is an arithmetic number, because the mean of its divisors is an integer number (4930625).

Almost surely, 2^16904996 is an apocalyptic number.

It is an amenable number.

16904996 is a deficient number, since it is larger than the sum of its proper divisors (12678754).

16904996 is a wasteful number, since it uses less digits than its factorization.

16904996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4226253 (or 4226251 counting only the distinct ones).

The product of its (nonzero) digits is 104976, while the sum is 44.

The square root of 16904996 is about 4111.5685571324. The cubic root of 16904996 is about 256.6482796371.

The spelling of 16904996 in words is "sixteen million, nine hundred four thousand, nine hundred ninety-six".