522998 has 8 divisors (see below), whose sum is σ = 896592. Its totient is φ = 224136.

The previous prime is 522989. The next prime is 523007. The reversal of 522998 is 899225.

It is an interprime number because it is at equal distance from previous prime (522989) and next prime (523007).

It is a sphenic number, since it is the product of 3 distinct primes.

It is an Ulam number.

It is a Curzon number.

It is a nialpdrome in base 14.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18665 + ... + 18692.

It is an arithmetic number, because the mean of its divisors is an integer number (112074).

2⁵²²⁹⁹⁸ is an apocalyptic number.

522998 is a deficient number, since it is larger than the sum of its proper divisors (373594).

522998 is a wasteful number, since it uses less digits than its factorization.

522998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37366.

The product of its digits is 12960, while the sum is 35.

The square root of 522998 is about 723.1860065018. The cubic root of 522998 is about 80.5687593277.

The spelling of 522998 in words is "five hundred twenty-two thousand, nine hundred ninety-eight".