3528538 has 16 divisors (see below), whose sum is σ = 5755176. Its totient is φ = 1612800.

The previous prime is 3528533. The next prime is 3528541. The reversal of 3528538 is 8358253.

It can be written as a sum of positive squares in 4 ways, for example, as 277729 + 3250809 = 527^2 + 1803^2 .

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (3528533) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2338 + ... + 3538.

Almost surely, 2^3528538 is an apocalyptic number.

3528538 is a deficient number, since it is larger than the sum of its proper divisors (2226638).

3528538 is a wasteful number, since it uses less digits than its factorization.

3528538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1329.

The product of its digits is 28800, while the sum is 34.

The square root of 3528538 is about 1878.4403104704. The cubic root of 3528538 is about 152.2409900631.

The spelling of 3528538 in words is "three million, five hundred twenty-eight thousand, five hundred thirty-eight".