2140044402 has 8 divisors (see below), whose sum is σ = 4280088816. Its totient is φ = 713348132.

The previous prime is 2140044377. The next prime is 2140044419. The reversal of 2140044402 is 2044400412.

It is a sphenic number, since it is the product of 3 distinct primes.

2140044402 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 178337028 + ... + 178337039.

It is an arithmetic number, because the mean of its divisors is an integer number (535011102).

Almost surely, 2^2140044402 is an apocalyptic number.

2140044402 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2140044402 is a wasteful number, since it uses less digits than its factorization.

2140044402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 356674072.

The product of its (nonzero) digits is 1024, while the sum is 21.

The square root of 2140044402 is about 46260.6139388573. The cubic root of 2140044402 is about 1288.6676551012.

Adding to 2140044402 its reverse (2044400412), we get a palindrome (4184444814).

The spelling of 2140044402 in words is "two billion, one hundred forty million, forty-four thousand, four hundred two".