2031404032 has 88 divisors (see below), whose sum is σ = 4671483264. Its totient is φ = 864878592.

The previous prime is 2031404009. The next prime is 2031404059. The reversal of 2031404032 is 2304041302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1196208 + ... + 1197904.

Almost surely, 2^2031404032 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 2031404032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2335741632).

2031404032 is an abundant number, since it is smaller than the sum of its proper divisors (2640079232).

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

2031404032 is a wasteful number, since it uses less digits than its factorization.

2031404032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1891 (or 1873 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 2031404032 is about 45071.0997425179. The cubic root of 2031404032 is about 1266.4812660623.

Adding to 2031404032 its reverse (2304041302), we get a palindrome (4335445334).

The spelling of 2031404032 in words is "two billion, thirty-one million, four hundred four thousand, thirty-two".