23251122 has 48 divisors (see below), whose sum is σ = 51891840. Its totient is φ = 7521696.

The previous prime is 23251097. The next prime is 23251159. The reversal of 23251122 is 22115232.

It is a super-2 number, since 2×23251122² = 1081229348517768, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 23251095 and 23251104.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 117928 + ... + 118124.

It is an arithmetic number, because the mean of its divisors is an integer number (1081080).

Almost surely, 2^23251122 is an apocalyptic number.

23251122 is an abundant number, since it is smaller than the sum of its proper divisors (28640718).

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

23251122 is a wasteful number, since it uses less digits than its factorization.

23251122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367 (or 364 counting only the distinct ones).

The product of its digits is 240, while the sum is 18.

The square root of 23251122 is about 4821.9417250730. The cubic root of 23251122 is about 285.4179647611.

Adding to 23251122 its reverse (22115232), we get a palindrome (45366354).

The spelling of 23251122 in words is "twenty-three million, two hundred fifty-one thousand, one hundred twenty-two".