3521041 has 4 divisors (see below), whose sum is σ = 3526000. Its totient is φ = 3516084.

The previous prime is 3521033. The next prime is 3521053. The reversal of 3521041 is 1401253.

3521041 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, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3521041 - 2³ = 3521033 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3521071) 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, 1191 + ... + 2908.

It is an arithmetic number, because the mean of its divisors is an integer number (881500).

Almost surely, 2^3521041 is an apocalyptic number.

It is an amenable number.

3521041 is a deficient number, since it is larger than the sum of its proper divisors (4959).

3521041 is an equidigital number, since it uses as much as digits as its factorization.

3521041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4958.

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 3521041 is about 1876.4437108531. The cubic root of 3521041 is about 152.1330926854.

Adding to 3521041 its reverse (1401253), we get a palindrome (4922294).

The spelling of 3521041 in words is "three million, five hundred twenty-one thousand, forty-one".