23247856 has 10 divisors (see below), whose sum is σ = 45042752. Its totient is φ = 11623920.

The previous prime is 23247853. The next prime is 23247881. The reversal of 23247856 is 65874232.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23247853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 726480 + ... + 726511.

Almost surely, 2^23247856 is an apocalyptic number.

It is an amenable number.

23247856 is a deficient number, since it is larger than the sum of its proper divisors (21794896).

23247856 is a wasteful number, since it uses less digits than its factorization.

23247856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1452999 (or 1452993 counting only the distinct ones).

The product of its digits is 80640, while the sum is 37.

The square root of 23247856 is about 4821.6030529275. The cubic root of 23247856 is about 285.4046002630.

The spelling of 23247856 in words is "twenty-three million, two hundred forty-seven thousand, eight hundred fifty-six".