22438693 has 8 divisors (see below), whose sum is σ = 23011200. Its totient is φ = 21870240.

The previous prime is 22438681. The next prime is 22438697. The reversal of 22438693 is 39683422.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22438693 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22438697) 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, 12358 + ... + 14056.

It is an arithmetic number, because the mean of its divisors is an integer number (2876400).

Almost surely, 2^22438693 is an apocalyptic number.

It is an amenable number.

22438693 is a deficient number, since it is larger than the sum of its proper divisors (572507).

22438693 is a wasteful number, since it uses less digits than its factorization.

22438693 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2027.

The product of its digits is 62208, while the sum is 37.

The square root of 22438693 is about 4736.9497569639. The cubic root of 22438693 is about 282.0541661121.

The spelling of 22438693 in words is "twenty-two million, four hundred thirty-eight thousand, six hundred ninety-three".