23764422 has 48 divisors (see below), whose sum is σ = 53301312. Its totient is φ = 7004880.

The previous prime is 23764409. The next prime is 23764519. The reversal of 23764422 is 22446732.

It is a self number, because there is not a number n which added to its sum of digits gives 23764422.

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, 145713 + ... + 145875.

It is an arithmetic number, because the mean of its divisors is an integer number (1110444).

Almost surely, 2^23764422 is an apocalyptic number.

23764422 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 23764422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26650656).

23764422 is an abundant number, since it is smaller than the sum of its proper divisors (29536890).

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

23764422 is a wasteful number, since it uses less digits than its factorization.

23764422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273 (or 226 counting only the distinct ones).

The product of its digits is 16128, while the sum is 30.

The square root of 23764422 is about 4874.8766138232. The cubic root of 23764422 is about 287.5030250469.

The spelling of 23764422 in words is "twenty-three million, seven hundred sixty-four thousand, four hundred twenty-two".