6137998 has 8 divisors (see below), whose sum is σ = 9246240. Its totient is φ = 3055920.

The previous prime is 6137993. The next prime is 6138019. The reversal of 6137998 is 8997316.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6137993) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5943 + ... + 6898.

It is an arithmetic number, because the mean of its divisors is an integer number (1155780).

Almost surely, 2^6137998 is an apocalyptic number.

6137998 is a deficient number, since it is larger than the sum of its proper divisors (3108242).

6137998 is a wasteful number, since it uses less digits than its factorization.

6137998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13082.

The product of its digits is 81648, while the sum is 43.

The square root of 6137998 is about 2477.4983350146. The cubic root of 6137998 is about 183.0946189703.

The spelling of 6137998 in words is "six million, one hundred thirty-seven thousand, nine hundred ninety-eight".