2705724022 has 4 divisors (see below), whose sum is σ = 4058586036. Its totient is φ = 1352862010.

The previous prime is 2705724017. The next prime is 2705724023. The reversal of 2705724022 is 2204275072.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2705724023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 676431004 + ... + 676431007.

It is an arithmetic number, because the mean of its divisors is an integer number (1014646509).

Almost surely, 2^2705724022 is an apocalyptic number.

2705724022 is a deficient number, since it is larger than the sum of its proper divisors (1352862014).

2705724022 is a wasteful number, since it uses less digits than its factorization.

2705724022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1352862013.

The product of its (nonzero) digits is 15680, while the sum is 31.

The square root of 2705724022 is about 52016.5744931363. The cubic root of 2705724022 is about 1393.4599761392.

Adding to 2705724022 its reverse (2204275072), we get a palindrome (4909999094).

The spelling of 2705724022 in words is "two billion, seven hundred five million, seven hundred twenty-four thousand, twenty-two".