23730736 has 10 divisors (see below), whose sum is σ = 45978332. Its totient is φ = 11865360.

The previous prime is 23730719. The next prime is 23730737. The reversal of 23730736 is 63703732.

It is a super-2 number, since 2×23730736² = 1126295662203392, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23730698 and 23730707.

It is not an unprimeable number, because it can be changed into a prime (23730737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 741570 + ... + 741601.

Almost surely, 2^23730736 is an apocalyptic number.

It is an amenable number.

23730736 is a deficient number, since it is larger than the sum of its proper divisors (22247596).

23730736 is a wasteful number, since it uses less digits than its factorization.

23730736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1483179 (or 1483173 counting only the distinct ones).

The product of its (nonzero) digits is 15876, while the sum is 31.

The square root of 23730736 is about 4871.4203267630. The cubic root of 23730736 is about 287.3671159054.

The spelling of 23730736 in words is "twenty-three million, seven hundred thirty thousand, seven hundred thirty-six".