5998557 has 8 divisors (see below), whose sum is σ = 8129440. Its totient is φ = 3933360.

The previous prime is 5998541. The next prime is 5998567. The reversal of 5998557 is 7558995.

5998557 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 5998557 - 2⁴ = 5998541 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5998537) 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, 16207 + ... + 16572.

It is an arithmetic number, because the mean of its divisors is an integer number (1016180).

Almost surely, 2^5998557 is an apocalyptic number.

It is an amenable number.

5998557 is a deficient number, since it is larger than the sum of its proper divisors (2130883).

5998557 is a wasteful number, since it uses less digits than its factorization.

5998557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32843.

The product of its digits is 567000, while the sum is 48.

The square root of 5998557 is about 2449.1951739296. The cubic root of 5998557 is about 181.6974908652.

It can be divided in two parts, 5998 and 557, that added together give a triangular number (6555 = T₁₁₄).

The spelling of 5998557 in words is "five million, nine hundred ninety-eight thousand, five hundred fifty-seven".