22228435 has 12 divisors (see below), whose sum is σ = 28337328. Its totient is φ = 16735616.

The previous prime is 22228421. The next prime is 22228441. The reversal of 22228435 is 53482222.

It is a happy number.

It is not a de Polignac number, because 22228435 - 2⁵ = 22228403 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, 6247 + ... + 9136.

It is an arithmetic number, because the mean of its divisors is an integer number (2361444).

Almost surely, 2^22228435 is an apocalyptic number.

22228435 is a deficient number, since it is larger than the sum of its proper divisors (6108893).

22228435 is a wasteful number, since it uses less digits than its factorization.

22228435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15422 (or 15405 counting only the distinct ones).

The product of its digits is 7680, while the sum is 28.

The square root of 22228435 is about 4714.7041264537. The cubic root of 22228435 is about 281.1704196246.

The spelling of 22228435 in words is "twenty-two million, two hundred twenty-eight thousand, four hundred thirty-five".