23451164 has 12 divisors (see below), whose sum is σ = 44770488. Its totient is φ = 10659600.

The previous prime is 23451163. The next prime is 23451179. The reversal of 23451164 is 46115432.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23451163) 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 3 ways as a sum of consecutive naturals, for example, 266447 + ... + 266534.

It is an arithmetic number, because the mean of its divisors is an integer number (3730874).

Almost surely, 2^23451164 is an apocalyptic number.

It is an amenable number.

23451164 is a deficient number, since it is larger than the sum of its proper divisors (21319324).

23451164 is a wasteful number, since it uses less digits than its factorization.

23451164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 532996 (or 532994 counting only the distinct ones).

The product of its digits is 2880, while the sum is 26.

The square root of 23451164 is about 4842.6401889878. The cubic root of 23451164 is about 286.2341636135.

Adding to 23451164 its reverse (46115432), we get a palindrome (69566596).

The spelling of 23451164 in words is "twenty-three million, four hundred fifty-one thousand, one hundred sixty-four".