23255816 has 16 divisors (see below), whose sum is σ = 43706940. Its totient is φ = 11600640.

The previous prime is 23255809. The next prime is 23255821. The reversal of 23255816 is 61855232.

It can be written as a sum of positive squares in 2 ways, for example, as 23136100 + 119716 = 4810^2 + 346^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 476 + ... + 6836.

Almost surely, 2^23255816 is an apocalyptic number.

It is an amenable number.

23255816 is a deficient number, since it is larger than the sum of its proper divisors (20451124).

23255816 is a wasteful number, since it uses less digits than its factorization.

23255816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6824 (or 6820 counting only the distinct ones).

The product of its digits is 14400, while the sum is 32.

The square root of 23255816 is about 4822.4284338910. The cubic root of 23255816 is about 285.4371704547.

The spelling of 23255816 in words is "twenty-three million, two hundred fifty-five thousand, eight hundred sixteen".