22225293 has 16 divisors (see below), whose sum is σ = 33000640. Its totient is φ = 14783472.

The previous prime is 22225283. The next prime is 22225303. The reversal of 22225293 is 39252222.

It is an interprime number because it is at equal distance from previous prime (22225283) and next prime (22225303).

It is not a de Polignac number, because 22225293 - 2⁴ = 22225277 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22225283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19230 + ... + 20352.

It is an arithmetic number, because the mean of its divisors is an integer number (2062540).

Almost surely, 2^22225293 is an apocalyptic number.

It is an amenable number.

22225293 is a deficient number, since it is larger than the sum of its proper divisors (10775347).

22225293 is a wasteful number, since it uses less digits than its factorization.

22225293 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1865 (or 1859 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

The square root of 22225293 is about 4714.3709018277. The cubic root of 22225293 is about 281.1571711422.

The spelling of 22225293 in words is "twenty-two million, two hundred twenty-five thousand, two hundred ninety-three".