22349938 has 16 divisors (see below), whose sum is σ = 36945216. Its totient is φ = 10074960.

The previous prime is 22349911. The next prime is 22349939. The reversal of 22349938 is 83994322.

It is a self number, because there is not a number n which added to its sum of digits gives 22349938.

It is not an unprimeable number, because it can be changed into a prime (22349939) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8878 + ... + 11113.

It is an arithmetic number, because the mean of its divisors is an integer number (2309076).

Almost surely, 2^22349938 is an apocalyptic number.

22349938 is a deficient number, since it is larger than the sum of its proper divisors (14595278).

22349938 is a wasteful number, since it uses less digits than its factorization.

22349938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20049.

The product of its digits is 93312, while the sum is 40.

The square root of 22349938 is about 4727.5721041566. The cubic root of 22349938 is about 281.6817915309.

The spelling of 22349938 in words is "twenty-two million, three hundred forty-nine thousand, nine hundred thirty-eight".