2538435722 has 4 divisors (see below), whose sum is σ = 3807653586. Its totient is φ = 1269217860.

The previous prime is 2538435719. The next prime is 2538435763. The reversal of 2538435722 is 2275348352.

2538435722 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 2238141481 + 300294241 = 47309^2 + 17329^2 .

It is a super-2 number, since 2×2538435722² = 12887311829451322568, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2538435722.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 634608929 + ... + 634608932.

Almost surely, 2^2538435722 is an apocalyptic number.

2538435722 is a deficient number, since it is larger than the sum of its proper divisors (1269217864).

2538435722 is a wasteful number, since it uses less digits than its factorization.

2538435722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1269217863.

The product of its digits is 403200, while the sum is 41.

The square root of 2538435722 is about 50382.8911635686. The cubic root of 2538435722 is about 1364.1288384161.

The spelling of 2538435722 in words is "two billion, five hundred thirty-eight million, four hundred thirty-five thousand, seven hundred twenty-two".