23283138 has 16 divisors (see below), whose sum is σ = 47825280. Its totient is φ = 7551216.

The previous prime is 23283137. The next prime is 23283173. The reversal of 23283138 is 83138232.

It is not an unprimeable number, because it can be changed into a prime (23283133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52218 + ... + 52661.

It is an arithmetic number, because the mean of its divisors is an integer number (2989080).

Almost surely, 2^23283138 is an apocalyptic number.

23283138 is an abundant number, since it is smaller than the sum of its proper divisors (24542142).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23283138 is a wasteful number, since it uses less digits than its factorization.

23283138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104921.

The product of its digits is 6912, while the sum is 30.

The square root of 23283138 is about 4825.2604074806. The cubic root of 23283138 is about 285.5489082707.

The spelling of 23283138 in words is "twenty-three million, two hundred eighty-three thousand, one hundred thirty-eight".