3530032040 has 64 divisors (see below), whose sum is σ = 8368488000. Its totient is φ = 1336435200.

The previous prime is 3530032039. The next prime is 3530032043. The reversal of 3530032040 is 402300353.

It is a super-2 number, since 2×3530032040² = 24922252406853123200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (3530032043) 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, 1367471 + ... + 1370049.

It is an arithmetic number, because the mean of its divisors is an integer number (130757625).

Almost surely, 2^3530032040 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 3530032040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4184244000).

3530032040 is an abundant number, since it is smaller than the sum of its proper divisors (4838455960).

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

3530032040 is a wasteful number, since it uses less digits than its factorization.

3530032040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4410 (or 4406 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 20.

The square root of 3530032040 is about 59414.0727437532. The cubic root of 3530032040 is about 1522.6247412945.

Adding to 3530032040 its reverse (402300353), we get a palindrome (3932332393).

The spelling of 3530032040 in words is "three billion, five hundred thirty million, thirty-two thousand, forty".