6747998 has 8 divisors (see below), whose sum is σ = 10138008. Its totient is φ = 3368664.

The previous prime is 6747989. The next prime is 6748009. The reversal of 6747998 is 8997476.

It is a happy number.

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

It is a super-3 number, since 3×6747998³ (a number of 21 digits) contains 333 as substring.

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, 836 + ... + 3767.

It is an arithmetic number, because the mean of its divisors is an integer number (1267251).

Almost surely, 2^6747998 is an apocalyptic number.

6747998 is a deficient number, since it is larger than the sum of its proper divisors (3390010).

6747998 is a wasteful number, since it uses less digits than its factorization.

6747998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5338.

The product of its digits is 762048, while the sum is 50.

The square root of 6747998 is about 2597.6908977013. The cubic root of 6747998 is about 188.9694714742.

The spelling of 6747998 in words is "six million, seven hundred forty-seven thousand, nine hundred ninety-eight".