22304354 has 4 divisors (see below), whose sum is σ = 33456534. Its totient is φ = 11152176.

The previous prime is 22304351. The next prime is 22304389. The reversal of 22304354 is 45340322.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 19598329 + 2706025 = 4427^2 + 1645^2 .

It is not an unprimeable number, because it can be changed into a prime (22304351) by changing a digit.

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, 5576087 + ... + 5576090.

Almost surely, 2^22304354 is an apocalyptic number.

22304354 is a deficient number, since it is larger than the sum of its proper divisors (11152180).

22304354 is a wasteful number, since it uses less digits than its factorization.

22304354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11152179.

The product of its (nonzero) digits is 2880, while the sum is 23.

The square root of 22304354 is about 4722.7485641308. The cubic root of 22304354 is about 281.4901590512.

Adding to 22304354 its reverse (45340322), we get a palindrome (67644676).

The spelling of 22304354 in words is "twenty-two million, three hundred four thousand, three hundred fifty-four".