22553722 has 8 divisors (see below), whose sum is σ = 35611200. Its totient is φ = 10683324.

The previous prime is 22553711. The next prime is 22553737. The reversal of 22553722 is 22735522.

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 (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 296722 + ... + 296797.

It is an arithmetic number, because the mean of its divisors is an integer number (4451400).

Almost surely, 2^22553722 is an apocalyptic number.

22553722 is a deficient number, since it is larger than the sum of its proper divisors (13057478).

22553722 is a wasteful number, since it uses less digits than its factorization.

22553722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 593540.

The product of its digits is 8400, while the sum is 28.

The square root of 22553722 is about 4749.0759101114. The cubic root of 22553722 is about 282.5353160224.

The spelling of 22553722 in words is "twenty-two million, five hundred fifty-three thousand, seven hundred twenty-two".