22298235 has 16 divisors (see below), whose sum is σ = 36642336. Its totient is φ = 11570688.

The previous prime is 22298231. The next prime is 22298251. The reversal of 22298235 is 53289222.

It is not a de Polignac number, because 22298235 - 2² = 22298231 is a prime.

It is a super-2 number, since 2×22298235² = 994422568230450, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22298196 and 22298205.

It is not an unprimeable number, because it can be changed into a prime (22298231) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19534 + ... + 20643.

It is an arithmetic number, because the mean of its divisors is an integer number (2290146).

Almost surely, 2^22298235 is an apocalyptic number.

22298235 is a deficient number, since it is larger than the sum of its proper divisors (14344101).

22298235 is a wasteful number, since it uses less digits than its factorization.

22298235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40222.

The product of its digits is 17280, while the sum is 33.

The square root of 22298235 is about 4722.1006977827. The cubic root of 22298235 is about 281.4644152611.

The spelling of 22298235 in words is "twenty-two million, two hundred ninety-eight thousand, two hundred thirty-five".