23286628 has 24 divisors (see below), whose sum is σ = 43608320. Its totient is φ = 10847520.

The previous prime is 23286619. The next prime is 23286643. The reversal of 23286628 is 82668232.

It is a super-2 number, since 2×23286628² = 1084534087220768, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2125 + ... + 7147.

Almost surely, 2^23286628 is an apocalyptic number.

It is an amenable number.

23286628 is a deficient number, since it is larger than the sum of its proper divisors (20321692).

23286628 is a wasteful number, since it uses less digits than its factorization.

23286628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5107 (or 5105 counting only the distinct ones).

The product of its digits is 55296, while the sum is 37.

The square root of 23286628 is about 4825.6220324431. The cubic root of 23286628 is about 285.5631749029.

The spelling of 23286628 in words is "twenty-three million, two hundred eighty-six thousand, six hundred twenty-eight".