23338458 has 48 divisors (see below), whose sum is σ = 59413536. Its totient is φ = 6527520.

The previous prime is 23338457. The next prime is 23338477. The reversal of 23338458 is 85483332.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (23338451) 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 23 ways as a sum of consecutive naturals, for example, 1960 + ... + 7107.

It is an arithmetic number, because the mean of its divisors is an integer number (1237782).

Almost surely, 2^23338458 is an apocalyptic number.

23338458 is an abundant number, since it is smaller than the sum of its proper divisors (36075078).

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

23338458 is a wasteful number, since it uses less digits than its factorization.

23338458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9099 (or 9096 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The square root of 23338458 is about 4830.9893396695. The cubic root of 23338458 is about 285.7748811240.

The spelling of 23338458 in words is "twenty-three million, three hundred thirty-eight thousand, four hundred fifty-eight".