22205354 has 8 divisors (see below), whose sum is σ = 34120548. Its totient is φ = 10831840.

The previous prime is 22205347. The next prime is 22205369. The reversal of 22205354 is 45350222.

It can be written as a sum of positive squares in 2 ways, for example, as 14615329 + 7590025 = 3823^2 + 2755^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 135317 + ... + 135480.

Almost surely, 2^22205354 is an apocalyptic number.

22205354 is a deficient number, since it is larger than the sum of its proper divisors (11915194).

22205354 is a wasteful number, since it uses less digits than its factorization.

22205354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270840.

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 22205354 is about 4712.2557231118. The cubic root of 22205354 is about 281.0730677124.

Adding to 22205354 its reverse (45350222), we get a palindrome (67555576).

The spelling of 22205354 in words is "twenty-two million, two hundred five thousand, three hundred fifty-four".