23249656 has 8 divisors (see below), whose sum is σ = 43593120. Its totient is φ = 11624824.

The previous prime is 23249651. The next prime is 23249657. The reversal of 23249656 is 65694232.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23249651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1453096 + ... + 1453111.

It is an arithmetic number, because the mean of its divisors is an integer number (5449140).

Almost surely, 2^23249656 is an apocalyptic number.

It is an amenable number.

23249656 is a deficient number, since it is larger than the sum of its proper divisors (20343464).

23249656 is a wasteful number, since it uses less digits than its factorization.

23249656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2906213 (or 2906209 counting only the distinct ones).

The product of its digits is 77760, while the sum is 37.

The square root of 23249656 is about 4821.7897092262. The cubic root of 23249656 is about 285.4119660322.

The spelling of 23249656 in words is "twenty-three million, two hundred forty-nine thousand, six hundred fifty-six".