3261834 has 12 divisors (see below), whose sum is σ = 7067346. Its totient is φ = 1087272.

The previous prime is 3261829. The next prime is 3261857. The reversal of 3261834 is 4381623.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 3250809 + 11025 = 1803^2 + 105^2 .

It is a super-2 number, since 2×3261834² = 21279122087112, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3261798 and 3261807.

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, 90589 + ... + 90624.

Almost surely, 2^3261834 is an apocalyptic number.

3261834 is an abundant number, since it is smaller than the sum of its proper divisors (3805512).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3261834 is a wasteful number, since it uses less digits than its factorization.

3261834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181221 (or 181218 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 3261834 is about 1806.0548164438. The cubic root of 3261834 is about 148.3043711778.

Adding to 3261834 its product of digits (3456), we get a triangular number (3265290 = T₂₅₅₅).

It can be divided in two parts, 3261 and 834, that added together give a triangular number (4095 = T₉₀).

The spelling of 3261834 in words is "three million, two hundred sixty-one thousand, eight hundred thirty-four".