2140433044 has 48 divisors (see below), whose sum is σ = 3982582800. Its totient is φ = 1004774400.

The previous prime is 2140433027. The next prime is 2140433047. The reversal of 2140433044 is 4403340412.

It can be written as a sum of positive squares in 8 ways, for example, as 772172944 + 1368260100 = 27788^2 + 36990^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2140433047) 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 15 ways as a sum of consecutive naturals, for example, 2001742 + ... + 2002810.

It is an arithmetic number, because the mean of its divisors is an integer number (82970475).

Almost surely, 2^2140433044 is an apocalyptic number.

It is an amenable number.

2140433044 is a deficient number, since it is larger than the sum of its proper divisors (1842149756).

2140433044 is a wasteful number, since it uses less digits than its factorization.

2140433044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1564 (or 1562 counting only the distinct ones).

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

The square root of 2140433044 is about 46264.8143193075. The cubic root of 2140433044 is about 1288.7456597227.

Adding to 2140433044 its reverse (4403340412), we get a palindrome (6543773456).

The spelling of 2140433044 in words is "two billion, one hundred forty million, four hundred thirty-three thousand, forty-four".