2140332444 has 48 divisors (see below), whose sum is σ = 5841068800. Its totient is φ = 675893808.

The previous prime is 2140332409. The next prime is 2140332457. The reversal of 2140332444 is 4442330412.

It is a happy number.

2140332444 is a `hidden beast` number, since 214 + 0 + 3 + 3 + 2 + 444 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 519472 + ... + 523575.

Almost surely, 2^2140332444 is an apocalyptic number.

It is an amenable number.

2140332444 is an abundant number, since it is smaller than the sum of its proper divisors (3700736356).

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

2140332444 is a wasteful number, since it uses less digits than its factorization.

2140332444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1043079 (or 1043071 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

The square root of 2140332444 is about 46263.7270872116. The cubic root of 2140332444 is about 1288.7254691285.

Adding to 2140332444 its reverse (4442330412), we get a palindrome (6582662856).

The spelling of 2140332444 in words is "two billion, one hundred forty million, three hundred thirty-two thousand, four hundred forty-four".