22384394 has 8 divisors (see below), whose sum is σ = 35343840. Its totient is φ = 10603116.

The previous prime is 22384379. The next prime is 22384403. The reversal of 22384394 is 49348322.

It is a happy number.

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

It is a super-2 number, since 2×22384394² = 1002122189494472, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 294494 + ... + 294569.

It is an arithmetic number, because the mean of its divisors is an integer number (4417980).

Almost surely, 2^22384394 is an apocalyptic number.

22384394 is a deficient number, since it is larger than the sum of its proper divisors (12959446).

22384394 is a wasteful number, since it uses less digits than its factorization.

22384394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 589084.

The product of its digits is 41472, while the sum is 35.

The square root of 22384394 is about 4731.2148545590. The cubic root of 22384394 is about 281.8264697023.

The spelling of 22384394 in words is "twenty-two million, three hundred eighty-four thousand, three hundred ninety-four".