2043582436 has 27 divisors (see below), whose sum is σ = 4161438729. Its totient is φ = 875549808.

The previous prime is 2043582377. The next prime is 2043582503. The reversal of 2043582436 is 6342853402.

The square root of 2043582436 is 45206.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 614742436 + 1428840000 = 24794^2 + 37800^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2043582395 and 2043582404.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 631270 + ... + 634498.

Almost surely, 2^2043582436 is an apocalyptic number.

2043582436 is the 45206-th square number.

It is an amenable number.

2043582436 is an abundant number, since it is smaller than the sum of its proper divisors (2117856293).

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

2043582436 is an frugal number, since it uses more digits than its factorization.

2043582436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6476 (or 3238 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 37.

The cubic root of 2043582436 is about 1269.0071054063.

The spelling of 2043582436 in words is "two billion, forty-three million, five hundred eighty-two thousand, four hundred thirty-six".