6748394 has 4 divisors (see below), whose sum is σ = 10122594. Its totient is φ = 3374196.

The previous prime is 6748381. The next prime is 6748397. The reversal of 6748394 is 4938476.

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., 5697769 + 1050625 = 2387^2 + 1025^2 .

It is not an unprimeable number, because it can be changed into a prime (6748397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1687097 + ... + 1687100.

Almost surely, 2^6748394 is an apocalyptic number.

6748394 is a deficient number, since it is larger than the sum of its proper divisors (3374200).

6748394 is a wasteful number, since it uses less digits than its factorization.

6748394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3374199.

The product of its digits is 145152, while the sum is 41.

The square root of 6748394 is about 2597.7671181228. The cubic root of 6748394 is about 188.9731679012.

The spelling of 6748394 in words is "six million, seven hundred forty-eight thousand, three hundred ninety-four".