22363356 has 12 divisors (see below), whose sum is σ = 52181192. Its totient is φ = 7454448.

The previous prime is 22363351. The next prime is 22363357. The reversal of 22363356 is 65336322.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22363351) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 931795 + ... + 931818.

Almost surely, 2^22363356 is an apocalyptic number.

It is an amenable number.

22363356 is an abundant number, since it is smaller than the sum of its proper divisors (29817836).

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

22363356 is a wasteful number, since it uses less digits than its factorization.

22363356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1863620 (or 1863618 counting only the distinct ones).

The product of its digits is 19440, while the sum is 30.

The square root of 22363356 is about 4728.9910128906. The cubic root of 22363356 is about 281.7381503771.

Adding to 22363356 its reverse (65336322), we get a palindrome (87699678).

It can be divided in two parts, 22 and 363356, that added together give a triangular number (363378 = T₈₅₂).

The spelling of 22363356 in words is "twenty-two million, three hundred sixty-three thousand, three hundred fifty-six".