3530500 has 48 divisors (see below), whose sum is σ = 8072064. Its totient is φ = 1346400.

The previous prime is 3530467. The next prime is 3530507. The reversal of 3530500 is 50353.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (3530507) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11347 + ... + 11653.

It is an arithmetic number, because the mean of its divisors is an integer number (168168).

Almost surely, 2^3530500 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 3530500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4036032).

3530500 is an abundant number, since it is smaller than the sum of its proper divisors (4541564).

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

3530500 is a wasteful number, since it uses less digits than its factorization.

3530500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 349 (or 337 counting only the distinct ones).

The product of its (nonzero) digits is 225, while the sum is 16.

The square root of 3530500 is about 1878.9624796680. The cubic root of 3530500 is about 152.2692020759.

Adding to 3530500 its reverse (50353), we get a palindrome (3580853).

The spelling of 3530500 in words is "three million, five hundred thirty thousand, five hundred".