3421834 has 16 divisors (see below), whose sum is σ = 5678568. Its totient is φ = 1536192.

The previous prime is 3421813. The next prime is 3421853. The reversal of 3421834 is 4381243.

It can be written as a sum of positive squares in 4 ways, for example, as 2411809 + 1010025 = 1553^2 + 1005^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3421799 and 3421808.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 817 + ... + 2740.

Almost surely, 2^3421834 is an apocalyptic number.

3421834 is a deficient number, since it is larger than the sum of its proper divisors (2256734).

3421834 is a wasteful number, since it uses less digits than its factorization.

3421834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3609.

The product of its digits is 2304, while the sum is 25.

The square root of 3421834 is about 1849.8199912424. The cubic root of 3421834 is about 150.6906521538.

The spelling of 3421834 in words is "three million, four hundred twenty-one thousand, eight hundred thirty-four".