23207836 has 6 divisors (see below), whose sum is σ = 40613720. Its totient is φ = 11603916.

The previous prime is 23207813. The next prime is 23207861. The reversal of 23207836 is 63870232.

It is a junction number, because it is equal to n+sod(n) for n = 23207798 and 23207807.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2900976 + ... + 2900983.

Almost surely, 2^23207836 is an apocalyptic number.

It is an amenable number.

23207836 is a deficient number, since it is larger than the sum of its proper divisors (17405884).

23207836 is a wasteful number, since it uses less digits than its factorization.

23207836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5801963 (or 5801961 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 31.

The square root of 23207836 is about 4817.4511933179. The cubic root of 23207836 is about 285.2407363717.

The spelling of 23207836 in words is "twenty-three million, two hundred seven thousand, eight hundred thirty-six".