23113536 has 28 divisors (see below), whose sum is σ = 61155072. Its totient is φ = 7704448.

The previous prime is 23113529. The next prime is 23113543. The reversal of 23113536 is 63531132.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (23113529) and next prime (23113543).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

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, 60000 + ... + 60383.

Almost surely, 2^23113536 is an apocalyptic number.

It is an amenable number.

23113536 is an abundant number, since it is smaller than the sum of its proper divisors (38041536).

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

23113536 is a wasteful number, since it uses less digits than its factorization.

23113536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120398 (or 120388 counting only the distinct ones).

The product of its digits is 1620, while the sum is 24.

The square root of 23113536 is about 4807.6538976927. The cubic root of 23113536 is about 284.8538739980.

Adding to 23113536 its reverse (63531132), we get a palindrome (86644668).

The spelling of 23113536 in words is "twenty-three million, one hundred thirteen thousand, five hundred thirty-six".