522685201 has 4 divisors (see below), whose sum is σ = 527860404. Its totient is φ = 517510000.

The previous prime is 522685171. The next prime is 522685223. The reversal of 522685201 is 102586225.

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

It can be written as a sum of positive squares in 2 ways, for example, as 508547601 + 14137600 = 22551^2 + 3760^2 .

It is a cyclic number.

It is not a de Polignac number, because 522685201 - 2⁵ = 522685169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (522685301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2587450 + ... + 2587651.

It is an arithmetic number, because the mean of its divisors is an integer number (131965101).

Almost surely, 2^522685201 is an apocalyptic number.

It is an amenable number.

522685201 is a deficient number, since it is larger than the sum of its proper divisors (5175203).

522685201 is a wasteful number, since it uses less digits than its factorization.

522685201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5175202.

The product of its (nonzero) digits is 9600, while the sum is 31.

The square root of 522685201 is about 22862.3096164845. The cubic root of 522685201 is about 805.5269371285.

The spelling of 522685201 in words is "five hundred twenty-two million, six hundred eighty-five thousand, two hundred one".