3530142 has 80 divisors (see below), whose sum is σ = 9896832. Its totient is φ = 913680.

The previous prime is 3530113. The next prime is 3530159. The reversal of 3530142 is 2410353.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 12333 + ... + 12615.

Almost surely, 2^3530142 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3530142, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4948416).

3530142 is an abundant number, since it is smaller than the sum of its proper divisors (6366690).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3530142 is a wasteful number, since it uses less digits than its factorization.

3530142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315 (or 306 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 3530142 is about 1878.8672119125. The cubic root of 3530142 is about 152.2640550979.

Adding to 3530142 its reverse (2410353), we get a palindrome (5940495).

The spelling of 3530142 in words is "three million, five hundred thirty thousand, one hundred forty-two".