522243049 has 8 divisors (see below), whose sum is σ = 554853960. Its totient is φ = 490605696.

The previous prime is 522242999. The next prime is 522243119. The reversal of 522243049 is 940342225.

It can be written as a sum of positive squares in 4 ways, for example, as 76737600 + 445505449 = 8760^2 + 21107^2 .

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 522243049 - 2⁹ = 522242537 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 522243049.

It is not an unprimeable number, because it can be changed into a prime (522243149) 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, 242284 + ... + 244429.

It is an arithmetic number, because the mean of its divisors is an integer number (69356745).

Almost surely, 2^522243049 is an apocalyptic number.

It is an amenable number.

522243049 is a deficient number, since it is larger than the sum of its proper divisors (32610911).

522243049 is a wasteful number, since it uses less digits than its factorization.

522243049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 486779.

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 522243049 is about 22852.6376814581. The cubic root of 522243049 is about 805.2997348390.

The spelling of 522243049 in words is "five hundred twenty-two million, two hundred forty-three thousand, forty-nine".