22951137 has 16 divisors (see below), whose sum is σ = 34287552. Its totient is φ = 13533120.

The previous prime is 22951111. The next prime is 22951141. The reversal of 22951137 is 73115922.

It is not a de Polignac number, because 22951137 - 2⁷ = 22951009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22951147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8178 + ... + 10619.

It is an arithmetic number, because the mean of its divisors is an integer number (2142972).

Almost surely, 2^22951137 is an apocalyptic number.

It is an amenable number.

22951137 is a deficient number, since it is larger than the sum of its proper divisors (11336415).

22951137 is a wasteful number, since it uses less digits than its factorization.

22951137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18848.

The product of its digits is 3780, while the sum is 30.

The square root of 22951137 is about 4790.7344948348. The cubic root of 22951137 is about 284.1851640804.

It can be divided in two parts, 22 and 951137, that added together give a palindrome (951159).

The spelling of 22951137 in words is "twenty-two million, nine hundred fifty-one thousand, one hundred thirty-seven".