23277568 has 26 divisors (see below), whose sum is σ = 46557644. Its totient is φ = 11636736.

The previous prime is 23277557. The next prime is 23277581. The reversal of 23277568 is 86577232.

It is a self number, because there is not a number n which added to its sum of digits gives 23277568.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1255 + ... + 6937.

Almost surely, 2^23277568 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 23277568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23278822).

23277568 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

23277568 is an frugal number, since it uses more digits than its factorization.

23277568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5707 (or 5685 counting only the distinct ones).

The product of its digits is 141120, while the sum is 40.

The square root of 23277568 is about 4824.6832020351. The cubic root of 23277568 is about 285.5261359355.

The spelling of 23277568 in words is "twenty-three million, two hundred seventy-seven thousand, five hundred sixty-eight".