7139984422 has 4 divisors (see below), whose sum is σ = 10709976636. Its totient is φ = 3569992210.

The previous prime is 7139984419. The next prime is 7139984437. The reversal of 7139984422 is 2244899317.

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

It is a Smith number, since the sum of its digits (49) 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 an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1784996104 + ... + 1784996107.

It is an arithmetic number, because the mean of its divisors is an integer number (2677494159).

Almost surely, 2^7139984422 is an apocalyptic number.

7139984422 is a deficient number, since it is larger than the sum of its proper divisors (3569992214).

7139984422 is a wasteful number, since it uses less digits than its factorization.

7139984422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3569992213.

The product of its digits is 870912, while the sum is 49.

The square root of 7139984422 is about 84498.4285179316. The cubic root of 7139984422 is about 1925.5985699834.

The spelling of 7139984422 in words is "seven billion, one hundred thirty-nine million, nine hundred eighty-four thousand, four hundred twenty-two".