3575138 has 18 divisors (see below), whose sum is σ = 6271083. Its totient is φ = 1524180.

The previous prime is 3575119. The next prime is 3575147. The reversal of 3575138 is 8315753.

3575138 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 1787569 + 1787569 = 1337^2 + 1337^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=1337.

It is a super-2 number, since 2×3575138² = 25563223438088, which contains 22 as substring.

Its product of digits (12600) is a multiple of the sum of its prime divisors (200).

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 in 8 ways as a sum of consecutive naturals, for example, 18623 + ... + 18813.

Almost surely, 2^3575138 is an apocalyptic number.

3575138 is a deficient number, since it is larger than the sum of its proper divisors (2695945).

3575138 is an equidigital number, since it uses as much as digits as its factorization.

3575138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 398 (or 200 counting only the distinct ones).

The product of its digits is 12600, while the sum is 32.

The square root of 3575138 is about 1890.8035328928. The cubic root of 3575138 is about 152.9082566170.

Multiplying 3575138 by its sum of digits (32), we get a square (114404416 = 10696²).

The spelling of 3575138 in words is "three million, five hundred seventy-five thousand, one hundred thirty-eight".