3530143700 has 72 divisors (see below), whose sum is σ = 7737780792. Its totient is φ = 1397882880.

The previous prime is 3530143699. The next prime is 3530143717. The reversal of 3530143700 is 73410353.

It can be written as a sum of positive squares in 12 ways, for example, as 1099850896 + 2430292804 = 33164^2 + 49298^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 3530143700.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6117812 + ... + 6118388.

Almost surely, 2^3530143700 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3530143700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3868890396).

3530143700 is an abundant number, since it is smaller than the sum of its proper divisors (4207637092).

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

3530143700 is a wasteful number, since it uses less digits than its factorization.

3530143700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1101 (or 1094 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 26.

The square root of 3530143700 is about 59415.0124126891. The cubic root of 3530143700 is about 1522.6407953968.

The spelling of 3530143700 in words is "three billion, five hundred thirty million, one hundred forty-three thousand, seven hundred".