522113240 has 32 divisors (see below), whose sum is σ = 1281551760. Its totient is φ = 189859200.

The previous prime is 522113201. The next prime is 522113257. The reversal of 522113240 is 42311225.

522113240 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 592871 + ... + 593750.

Almost surely, 2^522113240 is an apocalyptic number.

It is an amenable number.

522113240 is an abundant number, since it is smaller than the sum of its proper divisors (759438520).

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

522113240 is a wasteful number, since it uses less digits than its factorization.

522113240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1186643 (or 1186639 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 522113240 is about 22849.7973732810. The cubic root of 522113240 is about 805.2330074051.

Adding to 522113240 its reverse (42311225), we get a palindrome (564424465).

The spelling of 522113240 in words is "five hundred twenty-two million, one hundred thirteen thousand, two hundred forty".