12274422 has 16 divisors (see below), whose sum is σ = 24583872. Its totient is φ = 4085640.

The previous prime is 12274421. The next prime is 12274447. The reversal of 12274422 is 22447221.

It is a super-2 number, since 2×12274422² = 301322870868168, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12274392 and 12274401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12274421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6153 + ... + 7899.

It is an arithmetic number, because the mean of its divisors is an integer number (1536492).

Almost surely, 2^12274422 is an apocalyptic number.

12274422 is an abundant number, since it is smaller than the sum of its proper divisors (12309450).

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

12274422 is a wasteful number, since it uses less digits than its factorization.

12274422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2923.

The product of its digits is 1792, while the sum is 24.

The square root of 12274422 is about 3503.4871199992. The cubic root of 12274422 is about 230.6749048517.

The spelling of 12274422 in words is "twelve million, two hundred seventy-four thousand, four hundred twenty-two".