225646622 has 32 divisors (see below), whose sum is σ = 373161600. Its totient is φ = 101914848.

The previous prime is 225646607. The next prime is 225646639. The reversal of 225646622 is 226646522.

225646622 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 90233 + ... + 92699.

It is an arithmetic number, because the mean of its divisors is an integer number (11661300).

Almost surely, 2^225646622 is an apocalyptic number.

225646622 is a deficient number, since it is larger than the sum of its proper divisors (147514978).

225646622 is a wasteful number, since it uses less digits than its factorization.

225646622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2600.

The product of its digits is 69120, while the sum is 35.

The square root of 225646622 is about 15021.5386029528. The cubic root of 225646622 is about 608.8022920138.

The spelling of 225646622 in words is "two hundred twenty-five million, six hundred forty-six thousand, six hundred twenty-two".