2642224642 has 8 divisors (see below), whose sum is σ = 3966565500. Its totient is φ = 1320036144.

The previous prime is 2642224639. The next prime is 2642224657. The reversal of 2642224642 is 2464222462.

It can be written as a sum of positive squares in 2 ways, for example, as 2562283161 + 79941481 = 50619^2 + 8941^2 .

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 = 2642224598 and 2642224607.

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, 535017 + ... + 539932.

Almost surely, 2^2642224642 is an apocalyptic number.

2642224642 is a deficient number, since it is larger than the sum of its proper divisors (1324340858).

2642224642 is a wasteful number, since it uses less digits than its factorization.

2642224642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1076180.

The product of its digits is 73728, while the sum is 34.

The square root of 2642224642 is about 51402.5742740575. The cubic root of 2642224642 is about 1382.4727495781.

The spelling of 2642224642 in words is "two billion, six hundred forty-two million, two hundred twenty-four thousand, six hundred forty-two".