3035521 has 4 divisors (see below), whose sum is σ = 3039444. Its totient is φ = 3031600.

The previous prime is 3035507. The next prime is 3035531. The reversal of 3035521 is 1255303.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 1849600 + 1185921 = 1360^2 + 1089^2 .

It is a cyclic number.

It is not a de Polignac number, because 3035521 - 2⁹ = 3035009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3035531) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 370 + ... + 2491.

It is an arithmetic number, because the mean of its divisors is an integer number (759861).

Almost surely, 2^3035521 is an apocalyptic number.

It is an amenable number.

3035521 is a deficient number, since it is larger than the sum of its proper divisors (3923).

3035521 is a wasteful number, since it uses less digits than its factorization.

3035521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3922.

The product of its (nonzero) digits is 450, while the sum is 19.

The square root of 3035521 is about 1742.2746626178. The cubic root of 3035521 is about 144.7919489485.

The spelling of 3035521 in words is "three million, thirty-five thousand, five hundred twenty-one".