2142255326 has 8 divisors (see below), whose sum is σ = 3218859000. Its totient is φ = 1069302328.

The previous prime is 2142255319. The next prime is 2142255331. The reversal of 2142255326 is 6235522412.

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

It is a junction number, because it is equal to n+sod(n) for n = 2142255292 and 2142255301.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 911201 + ... + 913548.

It is an arithmetic number, because the mean of its divisors is an integer number (402357375).

Almost surely, 2^2142255326 is an apocalyptic number.

2142255326 is a deficient number, since it is larger than the sum of its proper divisors (1076603674).

2142255326 is a wasteful number, since it uses less digits than its factorization.

2142255326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1825338.

The product of its digits is 28800, while the sum is 32.

The square root of 2142255326 is about 46284.5041671616. The cubic root of 2142255326 is about 1289.1112854042. Note that the first 3 decimals are identical.

Adding to 2142255326 its reverse (6235522412), we get a palindrome (8377777738).

The spelling of 2142255326 in words is "two billion, one hundred forty-two million, two hundred fifty-five thousand, three hundred twenty-six".