16992147 has 16 divisors (see below), whose sum is σ = 23915520. Its totient is φ = 10709952.

The previous prime is 16992133. The next prime is 16992179. The reversal of 16992147 is 74129961.

It is a de Polignac number, because none of the positive numbers 2^k-16992147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16992847) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4758 + ... + 7524.

It is an arithmetic number, because the mean of its divisors is an integer number (1494720).

Almost surely, 2^16992147 is an apocalyptic number.

16992147 is a deficient number, since it is larger than the sum of its proper divisors (6923373).

16992147 is a wasteful number, since it uses less digits than its factorization.

16992147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2882.

The product of its digits is 27216, while the sum is 39.

The square root of 16992147 is about 4122.1531994820. The cubic root of 16992147 is about 257.0885602730.

The spelling of 16992147 in words is "sixteen million, nine hundred ninety-two thousand, one hundred forty-seven".