5659998 has 16 divisors (see below), whose sum is σ = 11370240. Its totient is φ = 1878296.

The previous prime is 5659993. The next prime is 5660003. The reversal of 5659998 is 8999565.

It is an interprime number because it is at equal distance from previous prime (5659993) and next prime (5660003).

It is a self number, because there is not a number n which added to its sum of digits gives 5659998.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5659993) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 540 + ... + 3407.

It is an arithmetic number, because the mean of its divisors is an integer number (710640).

Almost surely, 2^5659998 is an apocalyptic number.

5659998 is an abundant number, since it is smaller than the sum of its proper divisors (5710242).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5659998 is a wasteful number, since it uses less digits than its factorization.

5659998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4191.

The product of its digits is 874800, while the sum is 51.

The square root of 5659998 is about 2379.0750303427. The cubic root of 5659998 is about 178.2127448274.

The spelling of 5659998 in words is "five million, six hundred fifty-nine thousand, nine hundred ninety-eight".