22475012 has 24 divisors (see below), whose sum is σ = 45392256. Its totient is φ = 9537408.

The previous prime is 22474993. The next prime is 22475017. The reversal of 22475012 is 21057422.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (22475017) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1013 + ... + 6780.

It is an arithmetic number, because the mean of its divisors is an integer number (1891344).

Almost surely, 2^22475012 is an apocalyptic number.

It is an amenable number.

22475012 is an abundant number, since it is smaller than the sum of its proper divisors (22917244).

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

22475012 is a wasteful number, since it uses less digits than its factorization.

22475012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7907 (or 7905 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 23.

The square root of 22475012 is about 4740.7817920676. The cubic root of 22475012 is about 282.2062605816.

The spelling of 22475012 in words is "twenty-two million, four hundred seventy-five thousand, twelve".