23422788 has 36 divisors (see below), whose sum is σ = 60588528. Its totient is φ = 7625520.

The previous prime is 23422783. The next prime is 23422793. The reversal of 23422788 is 88722432.

It is an interprime number because it is at equal distance from previous prime (23422783) and next prime (23422793).

It is a tau number, because it is divible by the number of its divisors (36).

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

It is not an unprimeable number, because it can be changed into a prime (23422783) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6018 + ... + 9113.

Almost surely, 2^23422788 is an apocalyptic number.

It is an amenable number.

23422788 is an abundant number, since it is smaller than the sum of its proper divisors (37165740).

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

23422788 is a wasteful number, since it uses less digits than its factorization.

23422788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15184 (or 15179 counting only the distinct ones).

The product of its digits is 43008, while the sum is 36.

The square root of 23422788 is about 4839.7094954140. The cubic root of 23422788 is about 286.1186688661.

The spelling of 23422788 in words is "twenty-three million, four hundred twenty-two thousand, seven hundred eighty-eight".