522225590 has 16 divisors (see below), whose sum is σ = 953246880. Its totient is φ = 205947840.

The previous prime is 522225581. The next prime is 522225617. The reversal of 522225590 is 95522225.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 367055 + ... + 368474.

It is an arithmetic number, because the mean of its divisors is an integer number (59577930).

Almost surely, 2^522225590 is an apocalyptic number.

522225590 is a deficient number, since it is larger than the sum of its proper divisors (431021290).

522225590 is a wasteful number, since it uses less digits than its factorization.

522225590 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 735607.

The product of its (nonzero) digits is 18000, while the sum is 32.

The square root of 522225590 is about 22852.2556873496. The cubic root of 522225590 is about 805.2907608024.

The spelling of 522225590 in words is "five hundred twenty-two million, two hundred twenty-five thousand, five hundred ninety".