3521087 has 4 divisors (see below), whose sum is σ = 3525120. Its totient is φ = 3517056.

The previous prime is 3521083. The next prime is 3521101. The reversal of 3521087 is 7801253.

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 is a cyclic number.

It is not a de Polignac number, because 3521087 - 2² = 3521083 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3521083) 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, 98 + ... + 2655.

It is an arithmetic number, because the mean of its divisors is an integer number (881280).

Almost surely, 2^3521087 is an apocalyptic number.

3521087 is a deficient number, since it is larger than the sum of its proper divisors (4033).

3521087 is a wasteful number, since it uses less digits than its factorization.

3521087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4032.

The product of its (nonzero) digits is 1680, while the sum is 26.

The square root of 3521087 is about 1876.4559680419. The cubic root of 3521087 is about 152.1337551876.

The spelling of 3521087 in words is "three million, five hundred twenty-one thousand, eighty-seven".