22961516 has 12 divisors (see below), whose sum is σ = 40351080. Its totient is φ = 11432640.

The previous prime is 22961501. The next prime is 22961539. The reversal of 22961516 is 61516922.

It is a happy number.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10946 + ... + 12873.

It is an arithmetic number, because the mean of its divisors is an integer number (3362590).

Almost surely, 2^22961516 is an apocalyptic number.

It is an amenable number.

22961516 is a deficient number, since it is larger than the sum of its proper divisors (17389564).

22961516 is a wasteful number, since it uses less digits than its factorization.

22961516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24064 (or 24062 counting only the distinct ones).

The product of its digits is 6480, while the sum is 32.

The square root of 22961516 is about 4791.8176092168. The cubic root of 22961516 is about 284.2279958482.

The spelling of 22961516 in words is "twenty-two million, nine hundred sixty-one thousand, five hundred sixteen".