3521834 has 4 divisors (see below), whose sum is σ = 5282754. Its totient is φ = 1760916.

The previous prime is 3521831. The next prime is 3521857. The reversal of 3521834 is 4381253.

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

It can be written as a sum of positive squares in only one way, i.e., 2093809 + 1428025 = 1447^2 + 1195^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3521831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 880457 + ... + 880460.

Almost surely, 2^3521834 is an apocalyptic number.

3521834 is a deficient number, since it is larger than the sum of its proper divisors (1760920).

3521834 is a wasteful number, since it uses less digits than its factorization.

3521834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1760919.

The product of its digits is 2880, while the sum is 26.

The square root of 3521834 is about 1876.6550029241. The cubic root of 3521834 is about 152.1445128390.

The spelling of 3521834 in words is "three million, five hundred twenty-one thousand, eight hundred thirty-four".