22434238 has 8 divisors (see below), whose sum is σ = 33700320. Its totient is φ = 11200800.

The previous prime is 22434227. The next prime is 22434239. The reversal of 22434238 is 83243422.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22434239) 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, 6363 + ... + 9238.

It is an arithmetic number, because the mean of its divisors is an integer number (4212540).

Almost surely, 2^22434238 is an apocalyptic number.

22434238 is a deficient number, since it is larger than the sum of its proper divisors (11266082).

22434238 is a wasteful number, since it uses less digits than its factorization.

22434238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16322.

The product of its digits is 9216, while the sum is 28.

The square root of 22434238 is about 4736.4794943080. The cubic root of 22434238 is about 282.0354984402.

The spelling of 22434238 in words is "twenty-two million, four hundred thirty-four thousand, two hundred thirty-eight".