3504030040 has 64 divisors (see below), whose sum is σ = 9020289600. Its totient is φ = 1200058368.

The previous prime is 3504030031. The next prime is 3504030041. The reversal of 3504030040 is 400304053.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3504030041) 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, 267156 + ... + 279964.

It is an arithmetic number, because the mean of its divisors is an integer number (140942025).

Almost surely, 2^3504030040 is an apocalyptic number.

It is an amenable number.

3504030040 is an abundant number, since it is smaller than the sum of its proper divisors (5516259560).

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

3504030040 is a wasteful number, since it uses less digits than its factorization.

3504030040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13804 (or 13800 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 19.

The square root of 3504030040 is about 59194.8480866367. The cubic root of 3504030040 is about 1518.8770040844.

Adding to 3504030040 its reverse (400304053), we get a palindrome (3904334093).

The spelling of 3504030040 in words is "three billion, five hundred four million, thirty thousand, forty".