3525891 has 4 divisors (see below), whose sum is σ = 4701192. Its totient is φ = 2350592.

The previous prime is 3525889. The next prime is 3525911. The reversal of 3525891 is 1985253.

3525891 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.

It is a cyclic number.

It is not a de Polignac number, because 3525891 - 2¹ = 3525889 is a prime.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (3525391) 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, 587646 + ... + 587651.

It is an arithmetic number, because the mean of its divisors is an integer number (1175298).

Almost surely, 2^3525891 is an apocalyptic number.

3525891 is a deficient number, since it is larger than the sum of its proper divisors (1175301).

3525891 is a wasteful number, since it uses less digits than its factorization.

3525891 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1175300.

The product of its digits is 10800, while the sum is 33.

The square root of 3525891 is about 1877.7356043916. The cubic root of 3525891 is about 152.2029117135.

The spelling of 3525891 in words is "three million, five hundred twenty-five thousand, eight hundred ninety-one".