22738393 has 8 divisors (see below), whose sum is σ = 23159168. Its totient is φ = 22320144.

The previous prime is 22738369. The next prime is 22738439. The reversal of 22738393 is 39383722.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22738393 - 2⁵ = 22738361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22738493) 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, 30655 + ... + 31387.

It is an arithmetic number, because the mean of its divisors is an integer number (2894896).

Almost surely, 2^22738393 is an apocalyptic number.

It is an amenable number.

22738393 is a deficient number, since it is larger than the sum of its proper divisors (420775).

22738393 is an equidigital number, since it uses as much as digits as its factorization.

22738393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1263.

The product of its digits is 54432, while the sum is 37.

The square root of 22738393 is about 4768.4791076401. The cubic root of 22738393 is about 283.3043585903.

The spelling of 22738393 in words is "twenty-two million, seven hundred thirty-eight thousand, three hundred ninety-three".