16990496 has 24 divisors (see below), whose sum is σ = 33611760. Its totient is φ = 8454208.

The previous prime is 16990489. The next prime is 16990507. The reversal of 16990496 is 69409961.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6095 + ... + 8433.

It is an arithmetic number, because the mean of its divisors is an integer number (1400490).

Almost surely, 2^16990496 is an apocalyptic number.

16990496 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16990496 is a deficient number, since it is larger than the sum of its proper divisors (16621264).

16990496 is a wasteful number, since it uses less digits than its factorization.

16990496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2576 (or 2568 counting only the distinct ones).

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

The square root of 16990496 is about 4121.9529351995. The cubic root of 16990496 is about 257.0802335450.

The spelling of 16990496 in words is "sixteen million, nine hundred ninety thousand, four hundred ninety-six".