22275475 has 12 divisors (see below), whose sum is σ = 27737064. Its totient is φ = 17745920.

The previous prime is 22275437. The next prime is 22275493. The reversal of 22275475 is 57457222.

It is a happy number.

It is not a de Polignac number, because 22275475 - 2⁷ = 22275347 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22275475.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4692 + ... + 8158.

It is an arithmetic number, because the mean of its divisors is an integer number (2311422).

Almost surely, 2^22275475 is an apocalyptic number.

22275475 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

22275475 is a deficient number, since it is larger than the sum of its proper divisors (5461589).

22275475 is a wasteful number, since it uses less digits than its factorization.

22275475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3734 (or 3729 counting only the distinct ones).

The product of its digits is 39200, while the sum is 34.

The square root of 22275475 is about 4719.6901381341. The cubic root of 22275475 is about 281.3686182780.

The spelling of 22275475 in words is "twenty-two million, two hundred seventy-five thousand, four hundred seventy-five".