16544996 has 12 divisors (see below), whose sum is σ = 31181052. Its totient is φ = 7636128.

The previous prime is 16544977. The next prime is 16545007. The reversal of 16544996 is 69944561.

It can be written as a sum of positive squares in 2 ways, for example, as 2958400 + 13586596 = 1720^2 + 3686^2 .

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, 159035 + ... + 159138.

It is an arithmetic number, because the mean of its divisors is an integer number (2598421).

Almost surely, 2^16544996 is an apocalyptic number.

It is an amenable number.

16544996 is a deficient number, since it is larger than the sum of its proper divisors (14636056).

16544996 is a wasteful number, since it uses less digits than its factorization.

16544996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318190 (or 318188 counting only the distinct ones).

The product of its digits is 233280, while the sum is 44.

The square root of 16544996 is about 4067.5540561866. The cubic root of 16544996 is about 254.8133762027.

The spelling of 16544996 in words is "sixteen million, five hundred forty-four thousand, nine hundred ninety-six".