598116217 has 4 divisors (see below), whose sum is σ = 608253840. Its totient is φ = 587978596.

The previous prime is 598116209. The next prime is 598116227. The reversal of 598116217 is 712611895.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 712611895 = 5 ⋅142522379.

It is a cyclic number.

It is not a de Polignac number, because 598116217 - 2³ = 598116209 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 598116217.

It is not an unprimeable number, because it can be changed into a prime (598116227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5068723 + ... + 5068840.

It is an arithmetic number, because the mean of its divisors is an integer number (152063460).

Almost surely, 2^598116217 is an apocalyptic number.

It is an amenable number.

598116217 is a deficient number, since it is larger than the sum of its proper divisors (10137623).

598116217 is a wasteful number, since it uses less digits than its factorization.

598116217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10137622.

The product of its digits is 30240, while the sum is 40.

The square root of 598116217 is about 24456.4146391085. The cubic root of 598116217 is about 842.5490487342.

The spelling of 598116217 in words is "five hundred ninety-eight million, one hundred sixteen thousand, two hundred seventeen".