22475475 has 60 divisors (see below), whose sum is σ = 45462120. Its totient is φ = 10886400.

The previous prime is 22475471. The next prime is 22475477. The reversal of 22475475 is 57457422.

It is a happy number.

It is not a de Polignac number, because 22475475 - 2² = 22475471 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22475471) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 21771 + ... + 22779.

It is an arithmetic number, because the mean of its divisors is an integer number (757702).

Almost surely, 2^22475475 is an apocalyptic number.

22475475 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

22475475 is an abundant number, since it is smaller than the sum of its proper divisors (22986645).

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

22475475 is a wasteful number, since it uses less digits than its factorization.

22475475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1042 (or 1028 counting only the distinct ones).

The product of its digits is 78400, while the sum is 36.

The square root of 22475475 is about 4740.8306234245. The cubic root of 22475475 is about 282.2081984464.

The spelling of 22475475 in words is "twenty-two million, four hundred seventy-five thousand, four hundred seventy-five".