522099 has 16 divisors (see below), whose sum is σ = 788640. Its totient is φ = 341280.

The previous prime is 522083. The next prime is 522113. The reversal of 522099 is 990225.

It is not a de Polignac number, because 522099 - 2⁴ = 522083 is a prime.

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 522099.

It is not an unprimeable number, because it can be changed into a prime (522059) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1489 + ... + 1805.

It is an arithmetic number, because the mean of its divisors is an integer number (49290).

2⁵²²⁰⁹⁹ is an apocalyptic number.

522099 is a deficient number, since it is larger than the sum of its proper divisors (266541).

522099 is a wasteful number, since it uses less digits than its factorization.

522099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 387 (or 381 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 27.

The square root of 522099 is about 722.5641840003. The cubic root of 522099 is about 80.5225686757.

The spelling of 522099 in words is "five hundred twenty-two thousand, ninety-nine".