23133286 has 16 divisors (see below), whose sum is σ = 38092608. Its totient is φ = 10449000.

The previous prime is 23133283. The next prime is 23133287. The reversal of 23133286 is 68233132.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23133283) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 361 + ... + 6811.

It is an arithmetic number, because the mean of its divisors is an integer number (2380788).

Almost surely, 2^23133286 is an apocalyptic number.

23133286 is a deficient number, since it is larger than the sum of its proper divisors (14959322).

23133286 is a wasteful number, since it uses less digits than its factorization.

23133286 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6627.

The product of its digits is 5184, while the sum is 28.

The square root of 23133286 is about 4809.7074755124. The cubic root of 23133286 is about 284.9349846566.

The spelling of 23133286 in words is "twenty-three million, one hundred thirty-three thousand, two hundred eighty-six".