16922961 has 24 divisors (see below), whose sum is σ = 27241344. Its totient is φ = 10035360.

The previous prime is 16922959. The next prime is 16922981.

16922961 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 16922961 - 2¹ = 16922959 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (16922981) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2835 + ... + 6471.

It is an arithmetic number, because the mean of its divisors is an integer number (1135056).

Almost surely, 2^16922961 is an apocalyptic number.

16922961 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

16922961 is a deficient number, since it is larger than the sum of its proper divisors (10318383).

16922961 is a wasteful number, since it uses less digits than its factorization.

16922961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3701 (or 3698 counting only the distinct ones).

The product of its digits is 11664, while the sum is 36.

The square root of 16922961 is about 4113.7526663619. The cubic root of 16922961 is about 256.7391611343.

The spelling of 16922961 in words is "sixteen million, nine hundred twenty-two thousand, nine hundred sixty-one".