16944697 has 16 divisors (see below), whose sum is σ = 21220992. Its totient is φ = 13144320.

The previous prime is 16944691. The next prime is 16944703. The reversal of 16944697 is 79644961.

16944697 is nontrivially palindromic in base 13.

It is an interprime number because it is at equal distance from previous prime (16944691) and next prime (16944703).

It is not a de Polignac number, because 16944697 - 2²³ = 8556089 is a prime.

It is a Duffinian number.

Its product of digits (326592) is a multiple of the sum of its prime divisors (1008).

It is not an unprimeable number, because it can be changed into a prime (16944691) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25623 + ... + 26275.

It is an arithmetic number, because the mean of its divisors is an integer number (1326312).

Almost surely, 2^16944697 is an apocalyptic number.

It is an amenable number.

16944697 is a deficient number, since it is larger than the sum of its proper divisors (4276295).

16944697 is a wasteful number, since it uses less digits than its factorization.

16944697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1008.

The product of its digits is 326592, while the sum is 46.

The square root of 16944697 is about 4116.3936886552. The cubic root of 16944697 is about 256.8490334532.

The spelling of 16944697 in words is "sixteen million, nine hundred forty-four thousand, six hundred ninety-seven".