3521095 has 4 divisors (see below), whose sum is σ = 4225320. Its totient is φ = 2816872.

The previous prime is 3521083. The next prime is 3521101. The reversal of 3521095 is 5901253.

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

It is a cyclic number.

It is not a de Polignac number, because 3521095 - 2²¹ = 1423943 is a prime.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 352105 + ... + 352114.

It is an arithmetic number, because the mean of its divisors is an integer number (1056330).

Almost surely, 2^3521095 is an apocalyptic number.

3521095 is a deficient number, since it is larger than the sum of its proper divisors (704225).

3521095 is an equidigital number, since it uses as much as digits as its factorization.

3521095 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 704224.

The product of its (nonzero) digits is 1350, while the sum is 25.

The square root of 3521095 is about 1876.4580997187. The cubic root of 3521095 is about 152.1338704048.

The spelling of 3521095 in words is "three million, five hundred twenty-one thousand, ninety-five".