522325340 has 24 divisors (see below), whose sum is σ = 1161406512. Its totient is φ = 196640000.

The previous prime is 522325313. The next prime is 522325373. The reversal of 522325340 is 43523225.

It is a super-2 number, since 2×522325340² = 545647521612231200, which contains 22 as substring.

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, 767786 + ... + 768465.

It is an arithmetic number, because the mean of its divisors is an integer number (48391938).

Almost surely, 2^522325340 is an apocalyptic number.

It is an amenable number.

522325340 is an abundant number, since it is smaller than the sum of its proper divisors (639081172).

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

522325340 is a wasteful number, since it uses less digits than its factorization.

522325340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1536277 (or 1536275 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 26.

The square root of 522325340 is about 22854.4380810380. The cubic root of 522325340 is about 805.3420302416.

Adding to 522325340 its reverse (43523225), we get a palindrome (565848565).

The spelling of 522325340 in words is "five hundred twenty-two million, three hundred twenty-five thousand, three hundred forty".