22950657 has 6 divisors (see below), whose sum is σ = 33150962. Its totient is φ = 15300432.

The previous prime is 22950647. The next prime is 22950659. The reversal of 22950657 is 75605922.

It can be written as a sum of positive squares in only one way, i.e., 14447601 + 8503056 = 3801^2 + 2916^2 .

It is not a de Polignac number, because 22950657 - 2⁸ = 22950401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22950659) 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 5 ways as a sum of consecutive naturals, for example, 1275028 + ... + 1275045.

Almost surely, 2^22950657 is an apocalyptic number.

It is an amenable number.

22950657 is a deficient number, since it is larger than the sum of its proper divisors (10200305).

22950657 is a wasteful number, since it uses less digits than its factorization.

22950657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2550079 (or 2550076 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 36.

The square root of 22950657 is about 4790.6843978705. The cubic root of 22950657 is about 284.1831829174.

The spelling of 22950657 in words is "twenty-two million, nine hundred fifty thousand, six hundred fifty-seven".