2144428594 has 32 divisors (see below), whose sum is σ = 4028092416. Its totient is φ = 831797520.

The previous prime is 2144428589. The next prime is 2144428609. The reversal of 2144428594 is 4958244412.

It is a self number, because there is not a number n which added to its sum of digits gives 2144428594.

It is an unprimeable number.

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, 4287 + ... + 65629.

It is an arithmetic number, because the mean of its divisors is an integer number (125877888).

Almost surely, 2^2144428594 is an apocalyptic number.

2144428594 is a deficient number, since it is larger than the sum of its proper divisors (1883663822).

2144428594 is a wasteful number, since it uses less digits than its factorization.

2144428594 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61590.

The product of its digits is 368640, while the sum is 43.

The square root of 2144428594 is about 46307.9754901896. The cubic root of 2144428594 is about 1289.5470625069.

The spelling of 2144428594 in words is "two billion, one hundred forty-four million, four hundred twenty-eight thousand, five hundred ninety-four".