23275824 has 80 divisors (see below), whose sum is σ = 70662144. Its totient is φ = 6508800.

The previous prime is 23275807. The next prime is 23275871. The reversal of 23275824 is 42857232.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5169 + ... + 8559.

Almost surely, 2^23275824 is an apocalyptic number.

23275824 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23275824, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35331072).

23275824 is an abundant number, since it is smaller than the sum of its proper divisors (47386320).

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

23275824 is a wasteful number, since it uses less digits than its factorization.

23275824 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3426 (or 3420 counting only the distinct ones).

The product of its digits is 26880, while the sum is 33.

The square root of 23275824 is about 4824.5024613943. The cubic root of 23275824 is about 285.5190050357.

The spelling of 23275824 in words is "twenty-three million, two hundred seventy-five thousand, eight hundred twenty-four".