23929422 has 32 divisors (see below), whose sum is σ = 52424064. Its totient is φ = 7221600.

The previous prime is 23929391. The next prime is 23929463. The reversal of 23929422 is 22492932.

It is a happy number.

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

It is a congruent number.

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, 19672 + ... + 20852.

It is an arithmetic number, because the mean of its divisors is an integer number (1638252).

Almost surely, 2^23929422 is an apocalyptic number.

23929422 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

23929422 is an abundant number, since it is smaller than the sum of its proper divisors (28494642).

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

23929422 is a wasteful number, since it uses less digits than its factorization.

23929422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1504.

The product of its digits is 15552, while the sum is 33.

The square root of 23929422 is about 4891.7708450008. The cubic root of 23929422 is about 288.1668834109.

The spelling of 23929422 in words is "twenty-three million, nine hundred twenty-nine thousand, four hundred twenty-two".