522297998 has 8 divisors (see below), whose sum is σ = 783629400. Its totient is φ = 261088200.

The previous prime is 522297989. The next prime is 522298039. The reversal of 522297998 is 899792225.

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

It is a Curzon number.

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, 18773 + ... + 37376.

It is an arithmetic number, because the mean of its divisors is an integer number (97953675).

Almost surely, 2^522297998 is an apocalyptic number.

522297998 is a deficient number, since it is larger than the sum of its proper divisors (261331402).

522297998 is a wasteful number, since it uses less digits than its factorization.

522297998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60802.

The product of its digits is 1632960, while the sum is 53.

The square root of 522297998 is about 22853.8398961750. The cubic root of 522297998 is about 805.3279776679.

The spelling of 522297998 in words is "five hundred twenty-two million, two hundred ninety-seven thousand, nine hundred ninety-eight".