2043040032 has 72 divisors (see below), whose sum is σ = 6338077200. Its totient is φ = 619102080.

The previous prime is 2043040031. The next prime is 2043040033. The reversal of 2043040032 is 2300403402.

2043040032 is a `hidden beast` number, since 204 + 30 + 400 + 32 = 666.

It is an interprime number because it is at equal distance from previous prime (2043040031) and next prime (2043040033).

It is a tau number, because it is divible by the number of its divisors (72).

It is a super-2 number, since 2×2043040032² = 8348025144709122048, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 2043039987 and 2043040014.

It is not an unprimeable number, because it can be changed into a prime (2043040031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 319282 + ... + 325617.

It is an arithmetic number, because the mean of its divisors is an integer number (88028850).

Almost surely, 2^2043040032 is an apocalyptic number.

2043040032 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2043040032 is an abundant number, since it is smaller than the sum of its proper divisors (4295037168).

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

2043040032 is a wasteful number, since it uses less digits than its factorization.

2043040032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 644926 (or 644915 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

The square root of 2043040032 is about 45200.0003539823. Note that the first 3 decimals coincide. The cubic root of 2043040032 is about 1268.8948229387.

Adding to 2043040032 its reverse (2300403402), we get a palindrome (4343443434).

The spelling of 2043040032 in words is "two billion, forty-three million, forty thousand, thirty-two".