23134040 has 32 divisors (see below), whose sum is σ = 52317360. Its totient is φ = 9206400.

The previous prime is 23134031. The next prime is 23134061. The reversal of 23134040 is 4043132.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7070 + ... + 9810.

Almost surely, 2^23134040 is an apocalyptic number.

23134040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23134040 is an abundant number, since it is smaller than the sum of its proper divisors (29183320).

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

23134040 is a wasteful number, since it uses less digits than its factorization.

23134040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2963 (or 2959 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 23134040 is about 4809.7858580190. The cubic root of 23134040 is about 284.9380803206.

Adding to 23134040 its reverse (4043132), we get a palindrome (27177172).

The spelling of 23134040 in words is "twenty-three million, one hundred thirty-four thousand, forty".