3525489 has 24 divisors (see below), whose sum is σ = 5616000. Its totient is φ = 2113440.

The previous prime is 3525479. The next prime is 3525491. The reversal of 3525489 is 9845253.

It is not a de Polignac number, because 3525489 - 2²⁰ = 2476913 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (3525419) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 14632 + ... + 14870.

It is an arithmetic number, because the mean of its divisors is an integer number (234000).

Almost surely, 2^3525489 is an apocalyptic number.

It is an amenable number.

3525489 is a deficient number, since it is larger than the sum of its proper divisors (2090511).

3525489 is a wasteful number, since it uses less digits than its factorization.

3525489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 405 (or 402 counting only the distinct ones).

The product of its digits is 43200, while the sum is 36.

The square root of 3525489 is about 1877.6285575161. The cubic root of 3525489 is about 152.1971270862.

The spelling of 3525489 in words is "three million, five hundred twenty-five thousand, four hundred eighty-nine".