3426847 has 4 divisors (see below), whose sum is σ = 3439240. Its totient is φ = 3414456.

The previous prime is 3426827. The next prime is 3426853. The reversal of 3426847 is 7486243.

3426847 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3426847 is a prime.

It is a super-2 number, since 2×3426847² = 23486560722818, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3426827) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5772 + ... + 6337.

It is an arithmetic number, because the mean of its divisors is an integer number (859810).

Almost surely, 2^3426847 is an apocalyptic number.

3426847 is a deficient number, since it is larger than the sum of its proper divisors (12393).

3426847 is a wasteful number, since it uses less digits than its factorization.

3426847 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12392.

The product of its digits is 32256, while the sum is 34.

The square root of 3426847 is about 1851.1744920455. The cubic root of 3426847 is about 150.7642037098.

The spelling of 3426847 in words is "three million, four hundred twenty-six thousand, eight hundred forty-seven".