522442001 has 8 divisors (see below), whose sum is σ = 525024864. Its totient is φ = 519865920.

The previous prime is 522441979. The next prime is 522442007. The reversal of 522442001 is 100244225.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 522442001 - 2¹⁰ = 522440977 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (522442007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 215486 + ... + 217896.

It is an arithmetic number, because the mean of its divisors is an integer number (65628108).

Almost surely, 2^522442001 is an apocalyptic number.

It is an amenable number.

522442001 is a deficient number, since it is larger than the sum of its proper divisors (2582863).

522442001 is a wasteful number, since it uses less digits than its factorization.

522442001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3391.

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 522442001 is about 22856.9901999366. The cubic root of 522442001 is about 805.4019833051.

Adding to 522442001 its reverse (100244225), we get a palindrome (622686226).

It can be divided in two parts, 52244 and 2001, that added together give a palindrome (54245).

The spelling of 522442001 in words is "five hundred twenty-two million, four hundred forty-two thousand, one".