22966815 has 16 divisors (see below), whose sum is σ = 37933056. Its totient is φ = 11853600.

The previous prime is 22966793. The next prime is 22966829. The reversal of 22966815 is 51866922.

It is not a de Polignac number, because 22966815 - 2²² = 18772511 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24231 + ... + 25160.

It is an arithmetic number, because the mean of its divisors is an integer number (2370816).

Almost surely, 2^22966815 is an apocalyptic number.

22966815 is a deficient number, since it is larger than the sum of its proper divisors (14966241).

22966815 is a wasteful number, since it uses less digits than its factorization.

22966815 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49430.

The product of its digits is 51840, while the sum is 39.

The square root of 22966815 is about 4792.3704990328. The cubic root of 22966815 is about 284.2498586367.

The spelling of 22966815 in words is "twenty-two million, nine hundred sixty-six thousand, eight hundred fifteen".