23149022 has 32 divisors (see below), whose sum is σ = 38701152. Its totient is φ = 10318464.

The previous prime is 23149003. The next prime is 23149037. The reversal of 23149022 is 22094132.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 147368 + ... + 147524.

It is an arithmetic number, because the mean of its divisors is an integer number (1209411).

Almost surely, 2^23149022 is an apocalyptic number.

23149022 is a deficient number, since it is larger than the sum of its proper divisors (15552130).

23149022 is a wasteful number, since it uses less digits than its factorization.

23149022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 23149022 is about 4811.3430557382. The cubic root of 23149022 is about 284.9995773052. Note that the first 3 decimals are identical.

The spelling of 23149022 in words is "twenty-three million, one hundred forty-nine thousand, twenty-two".