23924636 has 6 divisors (see below), whose sum is σ = 41868120. Its totient is φ = 11962316.

The previous prime is 23924633. The next prime is 23924647. The reversal of 23924636 is 63642932.

It is a junction number, because it is equal to n+sod(n) for n = 23924596 and 23924605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23924633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2990576 + ... + 2990583.

It is an arithmetic number, because the mean of its divisors is an integer number (6978020).

Almost surely, 2^23924636 is an apocalyptic number.

23924636 is the 2615-th centered heptagonal number.

It is an amenable number.

23924636 is a deficient number, since it is larger than the sum of its proper divisors (17943484).

23924636 is a wasteful number, since it uses less digits than its factorization.

23924636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5981163 (or 5981161 counting only the distinct ones).

The product of its digits is 46656, while the sum is 35.

The square root of 23924636 is about 4891.2816316381. The cubic root of 23924636 is about 288.1476705403.

The spelling of 23924636 in words is "twenty-three million, nine hundred twenty-four thousand, six hundred thirty-six".