22275242 has 16 divisors (see below), whose sum is σ = 36523872. Its totient is φ = 10104720.

The previous prime is 22275223. The next prime is 22275263. The reversal of 22275242 is 24257222.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18173 + ... + 19359.

It is an arithmetic number, because the mean of its divisors is an integer number (2282742).

Almost surely, 2^22275242 is an apocalyptic number.

22275242 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22275242 is a deficient number, since it is larger than the sum of its proper divisors (14248630).

22275242 is a wasteful number, since it uses less digits than its factorization.

22275242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2053.

The product of its digits is 4480, while the sum is 26.

The square root of 22275242 is about 4719.6654542457. The cubic root of 22275242 is about 281.3676372422.

The spelling of 22275242 in words is "twenty-two million, two hundred seventy-five thousand, two hundred forty-two".