22022475 has 12 divisors (see below), whose sum is σ = 36410616. Its totient is φ = 11745280.

The previous prime is 22022471. The next prime is 22022503. The reversal of 22022475 is 57422022.

It is not a de Polignac number, because 22022475 - 2² = 22022471 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22022471) 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, 146742 + ... + 146891.

It is an arithmetic number, because the mean of its divisors is an integer number (3034218).

Almost surely, 2^22022475 is an apocalyptic number.

22022475 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

22022475 is a deficient number, since it is larger than the sum of its proper divisors (14388141).

22022475 is a wasteful number, since it uses less digits than its factorization.

22022475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 293646 (or 293641 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 24.

The square root of 22022475 is about 4692.8109912930. The cubic root of 22022475 is about 280.2993185215.

Adding to 22022475 its reverse (57422022), we get a palindrome (79444497).

The spelling of 22022475 in words is "twenty-two million, twenty-two thousand, four hundred seventy-five".