22475499 has 12 divisors (see below), whose sum is σ = 31629096. Its totient is φ = 14194368.

The previous prime is 22475489. The next prime is 22475521. The reversal of 22475499 is 99457422.

It is not a de Polignac number, because 22475499 - 2¹³ = 22467307 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22475499.

It is not an unprimeable number, because it can be changed into a prime (22475449) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9294 + ... + 11459.

It is an arithmetic number, because the mean of its divisors is an integer number (2635758).

Almost surely, 2^22475499 is an apocalyptic number.

22475499 is a deficient number, since it is larger than the sum of its proper divisors (9153597).

22475499 is a wasteful number, since it uses less digits than its factorization.

22475499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20794 (or 20775 counting only the distinct ones).

The product of its digits is 181440, while the sum is 42.

The square root of 22475499 is about 4740.8331546259. The cubic root of 22475499 is about 282.2082988966.

The spelling of 22475499 in words is "twenty-two million, four hundred seventy-five thousand, four hundred ninety-nine".