23538464 has 24 divisors (see below), whose sum is σ = 46449648. Its totient is φ = 11741760.

The previous prime is 23538461. The next prime is 23538479. The reversal of 23538464 is 46483532.

Its product of digits (69120) is a multiple of the sum of its prime factors (1728).

It is not an unprimeable number, because it can be changed into a prime (23538461) 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 3 ways as a sum of consecutive naturals, for example, 25499 + ... + 26405.

It is an arithmetic number, because the mean of its divisors is an integer number (1935402).

Almost surely, 2^23538464 is an apocalyptic number.

It is an amenable number.

23538464 is a deficient number, since it is larger than the sum of its proper divisors (22911184).

23538464 is an equidigital number, since it uses as much as digits as its factorization.

23538464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1728 (or 1720 counting only the distinct ones).

The product of its digits is 69120, while the sum is 35.

The square root of 23538464 is about 4851.6454940566. The cubic root of 23538464 is about 286.5889050544.

The spelling of 23538464 in words is "twenty-three million, five hundred thirty-eight thousand, four hundred sixty-four".