16931104 has 12 divisors (see below), whose sum is σ = 33333174. Its totient is φ = 8465536.

The previous prime is 16931081. The next prime is 16931111. The reversal of 16931104 is 40113961.

It can be written as a sum of positive squares in only one way, i.e., 16810000 + 121104 = 4100^2 + 348^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 264517 + ... + 264580.

Almost surely, 2^16931104 is an apocalyptic number.

It is an amenable number.

16931104 is a deficient number, since it is larger than the sum of its proper divisors (16402070).

16931104 is an equidigital number, since it uses as much as digits as its factorization.

16931104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 529107 (or 529099 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 16931104 is about 4114.7422762550. The cubic root of 16931104 is about 256.7803338297.

The spelling of 16931104 in words is "sixteen million, nine hundred thirty-one thousand, one hundred four".