422254012 has 12 divisors (see below), whose sum is σ = 743652280. Its totient is φ = 209781936.

The previous prime is 422253991. The next prime is 422254013. The reversal of 422254012 is 210452224.

It is a super-2 number, since 2×422254012² = 356596901300192288, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422254013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 335562 + ... + 336817.

Almost surely, 2^422254012 is an apocalyptic number.

It is an amenable number.

422254012 is a deficient number, since it is larger than the sum of its proper divisors (321398268).

422254012 is a wasteful number, since it uses less digits than its factorization.

422254012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 672540 (or 672538 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 22.

The square root of 422254012 is about 20548.8202094427. The cubic root of 422254012 is about 750.2245324772.

The spelling of 422254012 in words is "four hundred twenty-two million, two hundred fifty-four thousand, twelve".