522146449 has 16 divisors (see below), whose sum is σ = 608999040. Its totient is φ = 442402560.

The previous prime is 522146431. The next prime is 522146489. The reversal of 522146449 is 944641225.

It is not a de Polignac number, because 522146449 - 2⁷ = 522146321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (522146419) 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, 5707 + ... + 32815.

It is an arithmetic number, because the mean of its divisors is an integer number (38062440).

Almost surely, 2^522146449 is an apocalyptic number.

It is an amenable number.

522146449 is a deficient number, since it is larger than the sum of its proper divisors (86852591).

522146449 is a wasteful number, since it uses less digits than its factorization.

522146449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27240.

The product of its digits is 69120, while the sum is 37.

The square root of 522146449 is about 22850.5240421309. The cubic root of 522146449 is about 805.2500793185.

The spelling of 522146449 in words is "five hundred twenty-two million, one hundred forty-six thousand, four hundred forty-nine".