6749842 has 16 divisors (see below), whose sum is σ = 11162592. Its totient is φ = 3035520.

The previous prime is 6749819. The next prime is 6749843. The reversal of 6749842 is 2489476.

It is a junction number, because it is equal to n+sod(n) for n = 6749795 and 6749804.

It is not an unprimeable number, because it can be changed into a prime (6749843) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 553 + ... + 3715.

It is an arithmetic number, because the mean of its divisors is an integer number (697662).

Almost surely, 2^6749842 is an apocalyptic number.

6749842 is a deficient number, since it is larger than the sum of its proper divisors (4412750).

6749842 is a wasteful number, since it uses less digits than its factorization.

6749842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3273.

The product of its digits is 96768, while the sum is 40.

The square root of 6749842 is about 2598.0458040612. The cubic root of 6749842 is about 188.9866828985.

The spelling of 6749842 in words is "six million, seven hundred forty-nine thousand, eight hundred forty-two".