22213373 has 32 divisors (see below), whose sum is σ = 29465856. Its totient is φ = 16247808.

The previous prime is 22213369. The next prime is 22213393. The reversal of 22213373 is 37331222.

It is a cyclic number.

It is not a de Polignac number, because 22213373 - 2² = 22213369 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22213313) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 128315 + ... + 128487.

It is an arithmetic number, because the mean of its divisors is an integer number (920808).

Almost surely, 2^22213373 is an apocalyptic number.

It is an amenable number.

22213373 is a deficient number, since it is larger than the sum of its proper divisors (7252483).

22213373 is a wasteful number, since it uses less digits than its factorization.

22213373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293.

The product of its digits is 1512, while the sum is 23.

The square root of 22213373 is about 4713.1065126941. The cubic root of 22213373 is about 281.1068981971.

Adding to 22213373 its reverse (37331222), we get a palindrome (59544595).

The spelling of 22213373 in words is "twenty-two million, two hundred thirteen thousand, three hundred seventy-three".