3581834 has 4 divisors (see below), whose sum is σ = 5372754. Its totient is φ = 1790916.

The previous prime is 3581827. The next prime is 3581839. The reversal of 3581834 is 4381853.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4381853 = 7 ⋅625979.

It can be written as a sum of positive squares in only one way, i.e., 3433609 + 148225 = 1853^2 + 385^2 .

It is a d-powerful number, because it can be written as 3⁴ + 5⁹ + 8³ + 1 + 8⁵ + 3¹³ + 4⁵ .

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3581834.

It is not an unprimeable number, because it can be changed into a prime (3581839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 895457 + ... + 895460.

Almost surely, 2^3581834 is an apocalyptic number.

3581834 is a deficient number, since it is larger than the sum of its proper divisors (1790920).

3581834 is a wasteful number, since it uses less digits than its factorization.

3581834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1790919.

The product of its digits is 11520, while the sum is 32.

The square root of 3581834 is about 1892.5733803475. The cubic root of 3581834 is about 153.0036594736.

The spelling of 3581834 in words is "three million, five hundred eighty-one thousand, eight hundred thirty-four".