8072344426 has 4 divisors (see below), whose sum is σ = 12108516642. Its totient is φ = 4036172212.

The previous prime is 8072344421. The next prime is 8072344429. The reversal of 8072344426 is 6244432708.

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., 7498694025 + 573650401 = 86595^2 + 23951^2 .

It is not an unprimeable number, because it can be changed into a prime (8072344421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2018086105 + ... + 2018086108.

Almost surely, 2^8072344426 is an apocalyptic number.

8072344426 is a deficient number, since it is larger than the sum of its proper divisors (4036172216).

8072344426 is a wasteful number, since it uses less digits than its factorization.

8072344426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4036172215.

The product of its (nonzero) digits is 258048, while the sum is 40.

The square root of 8072344426 is about 89846.2265540407. The cubic root of 8072344426 is about 2006.0106202928.

The spelling of 8072344426 in words is "eight billion, seventy-two million, three hundred forty-four thousand, four hundred twenty-six".