522347930 has 16 divisors (see below), whose sum is σ = 1012551624. Its totient is φ = 192866880.

The previous prime is 522347929. The next prime is 522347939. The reversal of 522347930 is 39743225.

It can be written as a sum of positive squares in 4 ways, for example, as 454499761 + 67848169 = 21319^2 + 8237^2 .

It is not an unprimeable number, because it can be changed into a prime (522347939) 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, 2008901 + ... + 2009160.

Almost surely, 2^522347930 is an apocalyptic number.

522347930 is a deficient number, since it is larger than the sum of its proper divisors (490203694).

522347930 is a wasteful number, since it uses less digits than its factorization.

522347930 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4018081.

The product of its (nonzero) digits is 45360, while the sum is 35.

The square root of 522347930 is about 22854.9322904269. The cubic root of 522347930 is about 805.3536401284.

The spelling of 522347930 in words is "five hundred twenty-two million, three hundred forty-seven thousand, nine hundred thirty".