5899986 has 32 divisors (see below), whose sum is σ = 13884480. Its totient is φ = 1850688.

The previous prime is 5899979. The next prime is 5899991. The reversal of 5899986 is 6899985.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2296 + ... + 4131.

It is an arithmetic number, because the mean of its divisors is an integer number (433890).

Almost surely, 2^5899986 is an apocalyptic number.

5899986 is an abundant number, since it is smaller than the sum of its proper divisors (7984494).

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

5899986 is a wasteful number, since it uses less digits than its factorization.

5899986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6455 (or 6449 counting only the distinct ones).

The product of its digits is 1399680, while the sum is 54.

The square root of 5899986 is about 2428.9886784421. The cubic root of 5899986 is about 180.6967440079.

Subtracting 5899986 from its reverse (6899985), we obtain a palindrome (999999).

The spelling of 5899986 in words is "five million, eight hundred ninety-nine thousand, nine hundred eighty-six".