3520404132 has 144 divisors (see below), whose sum is σ = 10492191360. Its totient is φ = 896707584.

The previous prime is 3520404131. The next prime is 3520404137. The reversal of 3520404132 is 2314040253.

It is not an unprimeable number, because it can be changed into a prime (3520404131) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 512094 + ... + 518922.

It is an arithmetic number, because the mean of its divisors is an integer number (72862440).

Almost surely, 2^3520404132 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 3520404132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5246095680).

3520404132 is an abundant number, since it is smaller than the sum of its proper divisors (6971787228).

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

3520404132 is a wasteful number, since it uses less digits than its factorization.

3520404132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6898 (or 6877 counting only the distinct ones).

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

The square root of 3520404132 is about 59332.9936207503. The cubic root of 3520404132 is about 1521.2391977883.

Adding to 3520404132 its reverse (2314040253), we get a palindrome (5834444385).

The spelling of 3520404132 in words is "three billion, five hundred twenty million, four hundred four thousand, one hundred thirty-two".