23552340 has 72 divisors (see below), whose sum is σ = 76722912. Its totient is φ = 5382720.

The previous prime is 23552317. The next prime is 23552351. The reversal of 23552340 is 4325532.

It is a self number, because there is not a number n which added to its sum of digits gives 23552340.

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, 1066 + ... + 6945.

It is an arithmetic number, because the mean of its divisors is an integer number (1065596).

Almost surely, 2^23552340 is an apocalyptic number.

23552340 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 23552340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38361456).

23552340 is an abundant number, since it is smaller than the sum of its proper divisors (53170572).

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

23552340 is a wasteful number, since it uses less digits than its factorization.

23552340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8037 (or 8028 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 24.

The square root of 23552340 is about 4853.0753136542. The cubic root of 23552340 is about 286.6452090182.

Adding to 23552340 its reverse (4325532), we get a palindrome (27877872).

The spelling of 23552340 in words is "twenty-three million, five hundred fifty-two thousand, three hundred forty".