22248842 has 24 divisors (see below), whose sum is σ = 42353280. Its totient is φ = 8667960.

The previous prime is 22248823. The next prime is 22248851. The reversal of 22248842 is 24884222.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 22248799 and 22248808.

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, 9242 + ... + 11397.

It is an arithmetic number, because the mean of its divisors is an integer number (1764720).

Almost surely, 2^22248842 is an apocalyptic number.

22248842 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22248842 is a deficient number, since it is larger than the sum of its proper divisors (20104438).

22248842 is a wasteful number, since it uses less digits than its factorization.

22248842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20666 (or 20659 counting only the distinct ones).

The product of its digits is 16384, while the sum is 32.

The square root of 22248842 is about 4716.8678166767. The cubic root of 22248842 is about 281.2564369226.

The spelling of 22248842 in words is "twenty-two million, two hundred forty-eight thousand, eight hundred forty-two".