22246012 has 12 divisors (see below), whose sum is σ = 39017160. Its totient is φ = 11098256.

The previous prime is 22246001. The next prime is 22246019. The reversal of 22246012 is 21064222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22246019) 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, 4087 + ... + 7822.

It is an arithmetic number, because the mean of its divisors is an integer number (3251430).

Almost surely, 2^22246012 is an apocalyptic number.

It is an amenable number.

22246012 is a deficient number, since it is larger than the sum of its proper divisors (16771148).

22246012 is a wasteful number, since it uses less digits than its factorization.

22246012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12380 (or 12378 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 22246012 is about 4716.5678199301. The cubic root of 22246012 is about 281.2445113661.

The spelling of 22246012 in words is "twenty-two million, two hundred forty-six thousand, twelve".