5998558 has 8 divisors (see below), whose sum is σ = 9008352. Its totient is φ = 2995776.

The previous prime is 5998541. The next prime is 5998567. The reversal of 5998558 is 8558995.

It is a happy number.

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

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, 1966 + ... + 3982.

It is an arithmetic number, because the mean of its divisors is an integer number (1126044).

Almost surely, 2^5998558 is an apocalyptic number.

5998558 is a deficient number, since it is larger than the sum of its proper divisors (3009794).

5998558 is a wasteful number, since it uses less digits than its factorization.

5998558 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3506.

The product of its digits is 648000, while the sum is 49.

The square root of 5998558 is about 2449.1953780783. The cubic root of 5998558 is about 181.6975009619.

It can be divided in two parts, 5998 and 558, that added together give a palindrome (6556).

The spelling of 5998558 in words is "five million, nine hundred ninety-eight thousand, five hundred fifty-eight".