2144535422 has 64 divisors (see below), whose sum is σ = 3522355200. Its totient is φ = 977184000.

The previous prime is 2144535403. The next prime is 2144535427. The reversal of 2144535422 is 2245354412.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2144535427) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11848172 + ... + 11848352.

It is an arithmetic number, because the mean of its divisors is an integer number (55036800).

Almost surely, 2^2144535422 is an apocalyptic number.

2144535422 is a deficient number, since it is larger than the sum of its proper divisors (1377819778).

2144535422 is a wasteful number, since it uses less digits than its factorization.

2144535422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393.

The product of its digits is 38400, while the sum is 32.

The square root of 2144535422 is about 46309.1289272428. The cubic root of 2144535422 is about 1289.5684757397.

Adding to 2144535422 its reverse (2245354412), we get a palindrome (4389889834).

The spelling of 2144535422 in words is "two billion, one hundred forty-four million, five hundred thirty-five thousand, four hundred twenty-two".