2144043402 has 8 divisors (see below), whose sum is σ = 4288086816. Its totient is φ = 714681132.

The previous prime is 2144043401. The next prime is 2144043431. The reversal of 2144043402 is 2043404412.

It is a happy number.

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

2144043402 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (2144043401) 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 3 ways as a sum of consecutive naturals, for example, 178670278 + ... + 178670289.

It is an arithmetic number, because the mean of its divisors is an integer number (536010852).

Almost surely, 2^2144043402 is an apocalyptic number.

2144043402 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.

2144043402 is a wasteful number, since it uses less digits than its factorization.

2144043402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 357340572.

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 2144043402 is about 46303.8162790066. The cubic root of 2144043402 is about 1289.4698464507.

Adding to 2144043402 its reverse (2043404412), we get a palindrome (4187447814).

The spelling of 2144043402 in words is "two billion, one hundred forty-four million, forty-three thousand, four hundred two".