522227901 has 16 divisors (see below), whose sum is σ = 789333440. Its totient is φ = 304456320.

The previous prime is 522227899. The next prime is 522227929. The reversal of 522227901 is 109722225.

It is not a de Polignac number, because 522227901 - 2¹ = 522227899 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (522227501) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 351640 + ... + 353121.

It is an arithmetic number, because the mean of its divisors is an integer number (49333340).

Almost surely, 2^522227901 is an apocalyptic number.

It is an amenable number.

522227901 is a deficient number, since it is larger than the sum of its proper divisors (267105539).

522227901 is a wasteful number, since it uses less digits than its factorization.

522227901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 704796.

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 522227901 is about 22852.3062512299. The cubic root of 522227901 is about 805.2919486825.

The spelling of 522227901 in words is "five hundred twenty-two million, two hundred twenty-seven thousand, nine hundred one".