22117396 has 24 divisors (see below), whose sum is σ = 44670080. Its totient is φ = 9385632.

The previous prime is 22117369. The next prime is 22117399. The reversal of 22117396 is 69371122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22117399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 951 + ... + 6718.

Almost surely, 2^22117396 is an apocalyptic number.

It is an amenable number.

22117396 is an abundant number, since it is smaller than the sum of its proper divisors (22552684).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22117396 is a wasteful number, since it uses less digits than its factorization.

22117396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7783 (or 7781 counting only the distinct ones).

The product of its digits is 4536, while the sum is 31.

The square root of 22117396 is about 4702.9135650148. The cubic root of 22117396 is about 280.7014555330.

The spelling of 22117396 in words is "twenty-two million, one hundred seventeen thousand, three hundred ninety-six".