23552040 has 64 divisors (see below), whose sum is σ = 72394560. Its totient is φ = 6126080.

The previous prime is 23551993. The next prime is 23552051. The reversal of 23552040 is 4025532.

It is a junction number, because it is equal to n+sod(n) for n = 23551998 and 23552016.

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, 2527 + ... + 7313.

It is an arithmetic number, because the mean of its divisors is an integer number (1131165).

Almost surely, 2^23552040 is an apocalyptic number.

23552040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23552040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36197280).

23552040 is an abundant number, since it is smaller than the sum of its proper divisors (48842520).

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

23552040 is a wasteful number, since it uses less digits than its factorization.

23552040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4842 (or 4838 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 21.

The square root of 23552040 is about 4853.0444053192. The cubic root of 23552040 is about 286.6439919569.

Adding to 23552040 its reverse (4025532), we get a palindrome (27577572).

The spelling of 23552040 in words is "twenty-three million, five hundred fifty-two thousand, forty".