22955649 has 8 divisors (see below), whose sum is σ = 31038912. Its totient is φ = 15088080.

The previous prime is 22955609. The next prime is 22955657. The reversal of 22955649 is 94655922.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22955649 - 2⁷ = 22955521 is a prime.

It is a super-2 number, since 2×22955649² = 1053923642022402, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22955649.

It is not an unprimeable number, because it can be changed into a prime (22955609) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 53674 + ... + 54099.

It is an arithmetic number, because the mean of its divisors is an integer number (3879864).

Almost surely, 2^22955649 is an apocalyptic number.

It is an amenable number.

22955649 is a deficient number, since it is larger than the sum of its proper divisors (8083263).

22955649 is a wasteful number, since it uses less digits than its factorization.

22955649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107847.

The product of its digits is 194400, while the sum is 42.

The square root of 22955649 is about 4791.2053806949. The cubic root of 22955649 is about 284.2037856625.

The spelling of 22955649 in words is "twenty-two million, nine hundred fifty-five thousand, six hundred forty-nine".