6739942 has 12 divisors (see below), whose sum is σ = 11112948. Its totient is φ = 3063500.

The previous prime is 6739921. The next prime is 6739963. The reversal of 6739942 is 2499376.

It is an interprime number because it is at equal distance from previous prime (6739921) and next prime (6739963).

It is a junction number, because it is equal to n+sod(n) for n = 6739895 and 6739904.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13684 + ... + 14167.

It is an arithmetic number, because the mean of its divisors is an integer number (926079).

Almost surely, 2^6739942 is an apocalyptic number.

6739942 is a deficient number, since it is larger than the sum of its proper divisors (4373006).

6739942 is a wasteful number, since it uses less digits than its factorization.

6739942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27875 (or 27864 counting only the distinct ones).

The product of its digits is 81648, while the sum is 40.

The square root of 6739942 is about 2596.1398267428. The cubic root of 6739942 is about 188.8942420372.

It can be divided in two parts, 673 and 9942, that multiplied together give a palindrome (6690966).

The spelling of 6739942 in words is "six million, seven hundred thirty-nine thousand, nine hundred forty-two".