23245656 has 64 divisors (see below), whose sum is σ = 66873600. Its totient is φ = 6595968.

The previous prime is 23245631. The next prime is 23245661. The reversal of 23245656 is 65654232.

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, 29686 + ... + 30458.

It is an arithmetic number, because the mean of its divisors is an integer number (1044900).

Almost surely, 2^23245656 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23245656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33436800).

23245656 is an abundant number, since it is smaller than the sum of its proper divisors (43627944).

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

23245656 is a wasteful number, since it uses less digits than its factorization.

23245656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 968 (or 964 counting only the distinct ones).

The product of its digits is 43200, while the sum is 33.

The square root of 23245656 is about 4821.3749076379. The cubic root of 23245656 is about 285.3955971399.

Adding to 23245656 its reverse (65654232), we get a palindrome (88899888).

The spelling of 23245656 in words is "twenty-three million, two hundred forty-five thousand, six hundred fifty-six".