6748946 has 4 divisors (see below), whose sum is σ = 10123422. Its totient is φ = 3374472.

The previous prime is 6748943. The next prime is 6748981. The reversal of 6748946 is 6498476.

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

It can be written as a sum of positive squares in only one way, i.e., 6375625 + 373321 = 2525^2 + 611^2 .

It is a super-2 number, since 2×6748946² = 91096544221832, which contains 22 as substring.

It is a d-powerful number, because it can be written as 6⁵ + 7² + 4⁷ + 8 + 9⁷ + 4⁹ + 6⁸ .

It is a junction number, because it is equal to n+sod(n) for n = 6748897 and 6748906.

It is not an unprimeable number, because it can be changed into a prime (6748943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1687235 + ... + 1687238.

Almost surely, 2^6748946 is an apocalyptic number.

6748946 is a deficient number, since it is larger than the sum of its proper divisors (3374476).

6748946 is a wasteful number, since it uses less digits than its factorization.

6748946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3374475.

The product of its digits is 290304, while the sum is 44.

The square root of 6748946 is about 2597.8733610398. The cubic root of 6748946 is about 188.9783202553.

The spelling of 6748946 in words is "six million, seven hundred forty-eight thousand, nine hundred forty-six".