2031442432 has 40 divisors (see below), whose sum is σ = 4235416416. Its totient is φ = 971553792.

The previous prime is 2031442429. The next prime is 2031442451. The reversal of 2031442432 is 2342441302.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2031442397 and 2031442406.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74478 + ... + 98029.

Almost surely, 2^2031442432 is an apocalyptic number.

It is an amenable number.

2031442432 is an abundant number, since it is smaller than the sum of its proper divisors (2203973984).

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

2031442432 is an equidigital number, since it uses as much as digits as its factorization.

2031442432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172548 (or 172532 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 2031442432 is about 45071.5257341040. The cubic root of 2031442432 is about 1266.4892461873.

Adding to 2031442432 its reverse (2342441302), we get a palindrome (4373883734).

The spelling of 2031442432 in words is "two billion, thirty-one million, four hundred forty-two thousand, four hundred thirty-two".