23162664 has 32 divisors (see below), whose sum is σ = 66179520. Its totient is φ = 6617856.

The previous prime is 23162651. The next prime is 23162683. The reversal of 23162664 is 46626132.

It is a super-3 number, since 3×23162664³ (a number of 23 digits) contains 333 as substring.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68769 + ... + 69104.

It is an arithmetic number, because the mean of its divisors is an integer number (2068110).

Almost surely, 2^23162664 is an apocalyptic number.

23162664 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

23162664 is an abundant number, since it is smaller than the sum of its proper divisors (43016856).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23162664 is a wasteful number, since it uses less digits than its factorization.

23162664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137889 (or 137885 counting only the distinct ones).

The product of its digits is 10368, while the sum is 30.

The square root of 23162664 is about 4812.7605384021. The cubic root of 23162664 is about 285.0555508829.

Adding to 23162664 its reverse (46626132), we get a palindrome (69788796).

The spelling of 23162664 in words is "twenty-three million, one hundred sixty-two thousand, six hundred sixty-four".