522130345 has 16 divisors (see below), whose sum is σ = 686076480. Its totient is φ = 378308800.

The previous prime is 522130327. The next prime is 522130351. The reversal of 522130345 is 543031225.

It is not a de Polignac number, because 522130345 - 2¹⁷ = 521999273 is a prime.

It is a super-3 number, since 3×522130345³ (a number of 27 digits) contains 333 as substring.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 2851 + ... + 32440.

It is an arithmetic number, because the mean of its divisors is an integer number (42879780).

Almost surely, 2^522130345 is an apocalyptic number.

522130345 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

522130345 is a deficient number, since it is larger than the sum of its proper divisors (163946135).

522130345 is a wasteful number, since it uses less digits than its factorization.

522130345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35576.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 522130345 is about 22850.1716623749. The cubic root of 522130345 is about 805.2418007467.

The spelling of 522130345 in words is "five hundred twenty-two million, one hundred thirty thousand, three hundred forty-five".