6756998 has 4 divisors (see below), whose sum is σ = 10135500. Its totient is φ = 3378498.

The previous prime is 6756991. The next prime is 6757021. The reversal of 6756998 is 8996576.

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

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6756991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1689248 + ... + 1689251.

It is an arithmetic number, because the mean of its divisors is an integer number (2533875).

Almost surely, 2^6756998 is an apocalyptic number.

6756998 is a deficient number, since it is larger than the sum of its proper divisors (3378502).

6756998 is a wasteful number, since it uses less digits than its factorization.

6756998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3378501.

The product of its digits is 816480, while the sum is 50.

The square root of 6756998 is about 2599.4226282003. The cubic root of 6756998 is about 189.0534455013.

The spelling of 6756998 in words is "six million, seven hundred fifty-six thousand, nine hundred ninety-eight".