23282138 has 16 divisors (see below), whose sum is σ = 38332224. Its totient is φ = 10517760.

The previous prime is 23282131. The next prime is 23282143. The reversal of 23282138 is 83128232.

It is a self number, because there is not a number n which added to its sum of digits gives 23282138.

It is not an unprimeable number, because it can be changed into a prime (23282131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 506 + ... + 6842.

It is an arithmetic number, because the mean of its divisors is an integer number (2395764).

Almost surely, 2^23282138 is an apocalyptic number.

23282138 is a deficient number, since it is larger than the sum of its proper divisors (15050086).

23282138 is a wasteful number, since it uses less digits than its factorization.

23282138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6517.

The product of its digits is 4608, while the sum is 29.

The square root of 23282138 is about 4825.1567850175. The cubic root of 23282138 is about 285.5448201477.

The spelling of 23282138 in words is "twenty-three million, two hundred eighty-two thousand, one hundred thirty-eight".