23130236 has 12 divisors (see below), whose sum is σ = 40850040. Its totient is φ = 11458800.

The previous prime is 23130193. The next prime is 23130253. The reversal of 23130236 is 63203132.

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, 26090 + ... + 26961.

It is an arithmetic number, because the mean of its divisors is an integer number (3404170).

Almost surely, 2^23130236 is an apocalyptic number.

It is an amenable number.

23130236 is a deficient number, since it is larger than the sum of its proper divisors (17719804).

23130236 is a wasteful number, since it uses less digits than its factorization.

23130236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53164 (or 53162 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 23130236 is about 4809.3903979611. The cubic root of 23130236 is about 284.9224617218.

Adding to 23130236 its reverse (63203132), we get a palindrome (86333368).

The spelling of 23130236 in words is "twenty-three million, one hundred thirty thousand, two hundred thirty-six".