3504431040 has 168 divisors, whose sum is σ = 12230435280. Its totient is φ = 849530880.

The previous prime is 3504431027. The next prime is 3504431057. The reversal of 3504431040 is 401344053.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 3504431040.

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, 101076 + ... + 131244.

It is an arithmetic number, because the mean of its divisors is an integer number (72800210).

Almost surely, 2^3504431040 is an apocalyptic number.

3504431040 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3504431040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6115217640).

3504431040 is an abundant number, since it is smaller than the sum of its proper divisors (8726004240).

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

3504431040 is a wasteful number, since it uses less digits than its factorization.

3504431040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30211 (or 30190 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 3504431040 is about 59198.2351088274. The cubic root of 3504431040 is about 1518.9349417961.

Adding to 3504431040 its reverse (401344053), we get a palindrome (3905775093).

The spelling of 3504431040 in words is "three billion, five hundred four million, four hundred thirty-one thousand, forty".