523525722 has 16 divisors (see below), whose sum is σ = 1057218240. Its totient is φ = 172814112.

The previous prime is 523525721. The next prime is 523525759. The reversal of 523525722 is 227525325.

It is not an unprimeable number, because it can be changed into a prime (523525721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 422947 + ... + 424182.

It is an arithmetic number, because the mean of its divisors is an integer number (66076140).

Almost surely, 2^523525722 is an apocalyptic number.

523525722 is an abundant number, since it is smaller than the sum of its proper divisors (533692518).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

523525722 is a wasteful number, since it uses less digits than its factorization.

523525722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 847237.

The product of its digits is 42000, while the sum is 33.

The square root of 523525722 is about 22880.6844740274. The cubic root of 523525722 is about 805.9584905156.

The spelling of 523525722 in words is "five hundred twenty-three million, five hundred twenty-five thousand, seven hundred twenty-two".