5998555 has 4 divisors (see below), whose sum is σ = 7198272. Its totient is φ = 4798840.

The previous prime is 5998541. The next prime is 5998567. The reversal of 5998555 is 5558995.

It is a happy number.

5998555 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 5998555 - 2⁷ = 5998427 is a prime.

It is a Duffinian 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, 599851 + ... + 599860.

It is an arithmetic number, because the mean of its divisors is an integer number (1799568).

Almost surely, 2^5998555 is an apocalyptic number.

5998555 is a deficient number, since it is larger than the sum of its proper divisors (1199717).

5998555 is a wasteful number, since it uses less digits than its factorization.

5998555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1199716.

The product of its digits is 405000, while the sum is 46.

The square root of 5998555 is about 2449.1947656322. The cubic root of 5998555 is about 181.6974706717.

The spelling of 5998555 in words is "five million, nine hundred ninety-eight thousand, five hundred fifty-five".