22352338 has 4 divisors (see below), whose sum is σ = 33528510. Its totient is φ = 11176168.

The previous prime is 22352321. The next prime is 22352347. The reversal of 22352338 is 83325322.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 83325322 = 2 ⋅41662661.

It can be written as a sum of positive squares in only one way, i.e., 19123129 + 3229209 = 4373^2 + 1797^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5588083 + ... + 5588086.

Almost surely, 2^22352338 is an apocalyptic number.

22352338 is a deficient number, since it is larger than the sum of its proper divisors (11176172).

22352338 is a wasteful number, since it uses less digits than its factorization.

22352338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11176171.

The product of its digits is 8640, while the sum is 28.

The square root of 22352338 is about 4727.8259274216. The cubic root of 22352338 is about 281.6918737677.

The spelling of 22352338 in words is "twenty-two million, three hundred fifty-two thousand, three hundred thirty-eight".