4031132340 has 48 divisors (see below), whose sum is σ = 11881235520. Its totient is φ = 1018391040.

The previous prime is 4031132333. The next prime is 4031132377. The reversal of 4031132340 is 432311304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1766901 + ... + 1769180.

It is an arithmetic number, because the mean of its divisors is an integer number (247525740).

Almost surely, 2^4031132340 is an apocalyptic number.

It is an amenable number.

4031132340 is an abundant number, since it is smaller than the sum of its proper divisors (7850103180).

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

4031132340 is a wasteful number, since it uses less digits than its factorization.

4031132340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3536112 (or 3536110 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 4031132340 is about 63491.1989176453. The cubic root of 4031132340 is about 1591.5087060271.

Adding to 4031132340 its reverse (432311304), we get a palindrome (4463443644).

The spelling of 4031132340 in words is "four billion, thirty-one million, one hundred thirty-two thousand, three hundred forty".