23648136 has 16 divisors (see below), whose sum is σ = 59120400. Its totient is φ = 7882704.

The previous prime is 23648087. The next prime is 23648153. The reversal of 23648136 is 63184632.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 23648097 and 23648106.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 492646 + ... + 492693.

It is an arithmetic number, because the mean of its divisors is an integer number (3695025).

Almost surely, 2^23648136 is an apocalyptic number.

It is an amenable number.

23648136 is an abundant number, since it is smaller than the sum of its proper divisors (35472264).

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

23648136 is a wasteful number, since it uses less digits than its factorization.

23648136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 985348 (or 985344 counting only the distinct ones).

The product of its digits is 20736, while the sum is 33.

The square root of 23648136 is about 4862.9349162826. The cubic root of 23648136 is about 287.0333136836.

The spelling of 23648136 in words is "twenty-three million, six hundred forty-eight thousand, one hundred thirty-six".