22253475 has 12 divisors (see below), whose sum is σ = 36792536. Its totient is φ = 11868480.

The previous prime is 22253437. The next prime is 22253501. The reversal of 22253475 is 57435222.

It is not a de Polignac number, because 22253475 - 2⁷ = 22253347 is a prime.

It is a Duffinian number.

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, 148282 + ... + 148431.

Almost surely, 2^22253475 is an apocalyptic number.

22253475 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

22253475 is a deficient number, since it is larger than the sum of its proper divisors (14539061).

22253475 is a wasteful number, since it uses less digits than its factorization.

22253475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296726 (or 296721 counting only the distinct ones).

The product of its digits is 16800, while the sum is 30.

The square root of 22253475 is about 4717.3589009106. The cubic root of 22253475 is about 281.2759580979.

Adding to 22253475 its reverse (57435222), we get a palindrome (79688697).

The spelling of 22253475 in words is "twenty-two million, two hundred fifty-three thousand, four hundred seventy-five".