23784256 has 28 divisors (see below), whose sum is σ = 48207168. Its totient is φ = 11637632.

The previous prime is 23784253. The next prime is 23784259. The reversal of 23784256 is 65248732.

It is an interprime number because it is at equal distance from previous prime (23784253) and next prime (23784259).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23784251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 946 + ... + 6961.

Almost surely, 2^23784256 is an apocalyptic number.

It is an amenable number.

23784256 is an abundant number, since it is smaller than the sum of its proper divisors (24422912).

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

23784256 is an equidigital number, since it uses as much as digits as its factorization.

23784256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7966 (or 7956 counting only the distinct ones).

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

The square root of 23784256 is about 4876.9104974359. The cubic root of 23784256 is about 287.5829870075.

The spelling of 23784256 in words is "twenty-three million, seven hundred eighty-four thousand, two hundred fifty-six".