522783225 has 72 divisors (see below), whose sum is σ = 973699584. Its totient is φ = 267840000.

The previous prime is 522783223. The next prime is 522783227. The reversal of 522783225 is 522387225.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (522783223) and next prime (522783227).

It is not a de Polignac number, because 522783225 - 2¹ = 522783223 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 522783225.

It is not an unprimeable number, because it can be changed into a prime (522783223) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1680820 + ... + 1681130.

Almost surely, 2^522783225 is an apocalyptic number.

It is an amenable number.

522783225 is a deficient number, since it is larger than the sum of its proper divisors (450916359).

522783225 is a wasteful number, since it uses less digits than its factorization.

522783225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 599 (or 591 counting only the distinct ones).

The product of its digits is 67200, while the sum is 36.

The square root of 522783225 is about 22864.4533063881. The cubic root of 522783225 is about 805.5772899584.

The spelling of 522783225 in words is "five hundred twenty-two million, seven hundred eighty-three thousand, two hundred twenty-five".