6744394 has 4 divisors (see below), whose sum is σ = 10116594. Its totient is φ = 3372196.

The previous prime is 6744389. The next prime is 6744403. The reversal of 6744394 is 4934476.

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., 6436369 + 308025 = 2537^2 + 555^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1686097 + ... + 1686100.

Almost surely, 2^6744394 is an apocalyptic number.

6744394 is a deficient number, since it is larger than the sum of its proper divisors (3372200).

6744394 is a wasteful number, since it uses less digits than its factorization.

6744394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3372199.

The product of its digits is 72576, while the sum is 37.

The square root of 6744394 is about 2596.9971120508. The cubic root of 6744394 is about 188.9358236053.

The spelling of 6744394 in words is "six million, seven hundred forty-four thousand, three hundred ninety-four".