23822964 has 72 divisors (see below), whose sum is σ = 67925760. Its totient is φ = 7215120.

The previous prime is 23822959. The next prime is 23823011. The reversal of 23822964 is 46922832.

It is a super-2 number, since 2×23822964² = 1135067227490592, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12157 + ... + 13979.

Almost surely, 2^23822964 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23822964, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33962880).

23822964 is an abundant number, since it is smaller than the sum of its proper divisors (44102796).

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

23822964 is a wasteful number, since it uses less digits than its factorization.

23822964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1858 (or 1839 counting only the distinct ones).

The product of its digits is 41472, while the sum is 36.

The square root of 23822964 is about 4880.8773801439. The cubic root of 23822964 is about 287.7389126875.

The spelling of 23822964 in words is "twenty-three million, eight hundred twenty-two thousand, nine hundred sixty-four".