2043432312 has 16 divisors (see below), whose sum is σ = 5108580840. Its totient is φ = 681144096.

The previous prime is 2043432253. The next prime is 2043432319. The reversal of 2043432312 is 2132343402.

It is a super-2 number, since 2×2043432312² = 8351231227451330688, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 85143013 = 2043432312 / (2 + 0 + 4 + 3 + 4 + 3 + 2 + 3 + 1 + 2).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2043432319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42571483 + ... + 42571530.

Almost surely, 2^2043432312 is an apocalyptic number.

It is an amenable number.

2043432312 is an abundant number, since it is smaller than the sum of its proper divisors (3065148528).

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

2043432312 is a wasteful number, since it uses less digits than its factorization.

2043432312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85143022 (or 85143018 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 2043432312 is about 45204.3395262004. The cubic root of 2043432312 is about 1268.9760303875.

Adding to 2043432312 its reverse (2132343402), we get a palindrome (4175775714).

The spelling of 2043432312 in words is "two billion, forty-three million, four hundred thirty-two thousand, three hundred twelve".