3531538 has 4 divisors (see below), whose sum is σ = 5297310. Its totient is φ = 1765768.

The previous prime is 3531523. The next prime is 3531559. The reversal of 3531538 is 8351353.

3531538 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 can be written as a sum of positive squares in only one way, i.e., 3508129 + 23409 = 1873^2 + 153^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 882883 + ... + 882886.

Almost surely, 2^3531538 is an apocalyptic number.

3531538 is a deficient number, since it is larger than the sum of its proper divisors (1765772).

3531538 is a wasteful number, since it uses less digits than its factorization.

3531538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1765771.

The product of its digits is 5400, while the sum is 28.

The square root of 3531538 is about 1879.2386756344. The cubic root of 3531538 is about 152.2841234698.

It can be divided in two parts, 35315 and 38, that added together give a palindrome (35353).

The spelling of 3531538 in words is "three million, five hundred thirty-one thousand, five hundred thirty-eight".