12251922 has 16 divisors (see below), whose sum is σ = 25793760. Its totient is φ = 3868992.

The previous prime is 12251909. The next prime is 12251929. The reversal of 12251922 is 22915221.

It is a junction number, because it is equal to n+sod(n) for n = 12251892 and 12251901.

It is not an unprimeable number, because it can be changed into a prime (12251929) 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 7 ways as a sum of consecutive naturals, for example, 53623 + ... + 53850.

It is an arithmetic number, because the mean of its divisors is an integer number (1612110).

Almost surely, 2^12251922 is an apocalyptic number.

12251922 is an abundant number, since it is smaller than the sum of its proper divisors (13541838).

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

12251922 is a wasteful number, since it uses less digits than its factorization.

12251922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107497.

The product of its digits is 720, while the sum is 24.

The square root of 12251922 is about 3500.2745606595. The cubic root of 12251922 is about 230.5338701065.

The spelling of 12251922 in words is "twelve million, two hundred fifty-one thousand, nine hundred twenty-two".