6739742 has 8 divisors (see below), whose sum is σ = 10121232. Its totient is φ = 3366000.

The previous prime is 6739723. The next prime is 6739751. The reversal of 6739742 is 2479376.

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

It is a d-powerful number, because it can be written as 6⁴ + 7⁴ + 3¹¹ + 9⁶ + 7⁸ + 4⁹ + 2⁹ .

It is a junction number, because it is equal to n+sod(n) for n = 6739696 and 6739705.

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, 1367 + ... + 3917.

It is an arithmetic number, because the mean of its divisors is an integer number (1265154).

Almost surely, 2^6739742 is an apocalyptic number.

6739742 is a deficient number, since it is larger than the sum of its proper divisors (3381490).

6739742 is a wasteful number, since it uses less digits than its factorization.

6739742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3874.

The product of its digits is 63504, while the sum is 38.

The square root of 6739742 is about 2596.1013077305. The cubic root of 6739742 is about 188.8923736125.

The spelling of 6739742 in words is "six million, seven hundred thirty-nine thousand, seven hundred forty-two".