23122690 has 16 divisors (see below), whose sum is σ = 42327360. Its totient is φ = 9092080.

The previous prime is 23122609. The next prime is 23122709. The reversal of 23122690 is 9622132.

It is a happy number.

It is a super-2 number, since 2×23122690² = 1069317585672200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19006 + ... + 20185.

It is an arithmetic number, because the mean of its divisors is an integer number (2645460).

Almost surely, 2^23122690 is an apocalyptic number.

23122690 is a deficient number, since it is larger than the sum of its proper divisors (19204670).

23122690 is a wasteful number, since it uses less digits than its factorization.

23122690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39257.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 23122690 is about 4808.6058270563. The cubic root of 23122690 is about 284.8914740174.

The spelling of 23122690 in words is "twenty-three million, one hundred twenty-two thousand, six hundred ninety".