22295665 has 16 divisors (see below), whose sum is σ = 31564800. Its totient is φ = 14794560.

The previous prime is 22295627. The next prime is 22295699. The reversal of 22295665 is 56659222.

It is not a de Polignac number, because 22295665 - 2¹¹ = 22293617 is a prime.

It is an unprimeable number.

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, 9190 + ... + 11359.

It is an arithmetic number, because the mean of its divisors is an integer number (1972800).

Almost surely, 2^22295665 is an apocalyptic number.

It is an amenable number.

22295665 is a deficient number, since it is larger than the sum of its proper divisors (9269135).

22295665 is a wasteful number, since it uses less digits than its factorization.

22295665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20592.

The product of its digits is 64800, while the sum is 37.

The square root of 22295665 is about 4721.8285652912. The cubic root of 22295665 is about 281.4536013807.

The spelling of 22295665 in words is "twenty-two million, two hundred ninety-five thousand, six hundred sixty-five".