22244350 has 12 divisors (see below), whose sum is σ = 41374584. Its totient is φ = 8897720.

The previous prime is 22244333. The next prime is 22244401. The reversal of 22244350 is 5344222.

It is a super-2 number, since 2×22244350² = 989622213845000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 222394 + ... + 222493.

It is an arithmetic number, because the mean of its divisors is an integer number (3447882).

Almost surely, 2^22244350 is an apocalyptic number.

22244350 is a deficient number, since it is larger than the sum of its proper divisors (19130234).

22244350 is a wasteful number, since it uses less digits than its factorization.

22244350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444899 (or 444894 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 22244350 is about 4716.3916292013. The cubic root of 22244350 is about 281.2375072640.

Adding to 22244350 its reverse (5344222), we get a palindrome (27588572).

The spelling of 22244350 in words is "twenty-two million, two hundred forty-four thousand, three hundred fifty".