522782442 has 48 divisors (see below), whose sum is σ = 1394090880. Its totient is φ = 137876256.

The previous prime is 522782437. The next prime is 522782459. The reversal of 522782442 is 244287225.

522782442 is a `hidden beast` number, since 522 + 78 + 24 + 42 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 522782397 and 522782406.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 157942 + ... + 161217.

It is an arithmetic number, because the mean of its divisors is an integer number (29043560).

Almost surely, 2^522782442 is an apocalyptic number.

522782442 is an abundant number, since it is smaller than the sum of its proper divisors (871308438).

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

522782442 is a wasteful number, since it uses less digits than its factorization.

522782442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 319187 (or 319184 counting only the distinct ones).

The product of its digits is 71680, while the sum is 36.

The square root of 522782442 is about 22864.4361837330. The cubic root of 522782442 is about 805.5768877730.

The spelling of 522782442 in words is "five hundred twenty-two million, seven hundred eighty-two thousand, four hundred forty-two".