16927331 has 2 divisors, whose sum is σ = 16927332. Its totient is φ = 16927330.

The previous prime is 16927327. The next prime is 16927357. The reversal of 16927331 is 13372961.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16927331 - 2² = 16927327 is a prime.

It is a super-2 number, since 2×16927331² = 573069069567122, which contains 22 as substring.

It is equal to p_1086890 and since 16927331 and 1086890 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (16927231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8463665 + 8463666.

It is an arithmetic number, because the mean of its divisors is an integer number (8463666).

Almost surely, 2^16927331 is an apocalyptic number.

16927331 is a deficient number, since it is larger than the sum of its proper divisors (1).

16927331 is an equidigital number, since it uses as much as digits as its factorization.

16927331 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6804, while the sum is 32.

The square root of 16927331 is about 4114.2837772813. The cubic root of 16927331 is about 256.7612584016.

The spelling of 16927331 in words is "sixteen million, nine hundred twenty-seven thousand, three hundred thirty-one".