2140403332 has 12 divisors (see below), whose sum is σ = 3747188620. Its totient is φ = 1069778016.

The previous prime is 2140403329. The next prime is 2140403351. The reversal of 2140403332 is 2333040412.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 552062016 + 1588341316 = 23496^2 + 39854^2 .

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 3 ways as a sum of consecutive naturals, for example, 94407 + ... + 114862.

Almost surely, 2^2140403332 is an apocalyptic number.

It is an amenable number.

2140403332 is a deficient number, since it is larger than the sum of its proper divisors (1606785288).

2140403332 is a wasteful number, since it uses less digits than its factorization.

2140403332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211830 (or 211828 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 2140403332 is about 46264.4932102363. The cubic root of 2140403332 is about 1288.7396965387.

Adding to 2140403332 its reverse (2333040412), we get a palindrome (4473443744).

The spelling of 2140403332 in words is "two billion, one hundred forty million, four hundred three thousand, three hundred thirty-two".