6748997 has 4 divisors (see below), whose sum is σ = 6759456. Its totient is φ = 6738540.

The previous prime is 6748981. The next prime is 6748999. The reversal of 6748997 is 7998476.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6748997 - 2⁴ = 6748981 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 (6748999) 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, 4193 + ... + 5574.

It is an arithmetic number, because the mean of its divisors is an integer number (1689864).

Almost surely, 2^6748997 is an apocalyptic number.

It is an amenable number.

6748997 is a deficient number, since it is larger than the sum of its proper divisors (10459).

6748997 is an equidigital number, since it uses as much as digits as its factorization.

6748997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10458.

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

The square root of 6748997 is about 2597.8831767422. The cubic root of 6748997 is about 188.9787962738.

The spelling of 6748997 in words is "six million, seven hundred forty-eight thousand, nine hundred ninety-seven".