7139019226 has 8 divisors (see below), whose sum is σ = 11272135680. Its totient is φ = 3381640668.

The previous prime is 7139019191. The next prime is 7139019247. The reversal of 7139019226 is 6229109317.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 93934426 + ... + 93934501.

It is an arithmetic number, because the mean of its divisors is an integer number (1409016960).

Almost surely, 2^7139019226 is an apocalyptic number.

7139019226 is a deficient number, since it is larger than the sum of its proper divisors (4133116454).

7139019226 is a wasteful number, since it uses less digits than its factorization.

7139019226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187868948.

The product of its (nonzero) digits is 40824, while the sum is 40.

The square root of 7139019226 is about 84492.7169997509. The cubic root of 7139019226 is about 1925.5117974415.

Subtracting from 7139019226 its reverse (6229109317), we obtain a palindrome (909909909).

The spelling of 7139019226 in words is "seven billion, one hundred thirty-nine million, nineteen thousand, two hundred twenty-six".