16892969 has 2 divisors, whose sum is σ = 16892970. Its totient is φ = 16892968.

The previous prime is 16892933. The next prime is 16892977. The reversal of 16892969 is 96929861.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14348944 + 2544025 = 3788^2 + 1595^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16892969 is a prime.

It is a super-2 number, since 2×16892969² = 570744803269922, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (16892989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8446484 + 8446485.

It is an arithmetic number, because the mean of its divisors is an integer number (8446485).

Almost surely, 2^16892969 is an apocalyptic number.

It is an amenable number.

16892969 is a deficient number, since it is larger than the sum of its proper divisors (1).

16892969 is an equidigital number, since it uses as much as digits as its factorization.

16892969 is an evil number, because the sum of its binary digits is even.

The product of its digits is 419904, while the sum is 50.

The square root of 16892969 is about 4110.1057164020. The cubic root of 16892969 is about 256.5874013587.

The spelling of 16892969 in words is "sixteen million, eight hundred ninety-two thousand, nine hundred sixty-nine".