7979724834 has 24 divisors (see below), whose sum is σ = 16683514512. Its totient is φ = 2544259080.

The previous prime is 7979724791. The next prime is 7979724839. The reversal of 7979724834 is 4384279797.

It is not an unprimeable number, because it can be changed into a prime (7979724839) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1253872 + ... + 1260219.

It is an arithmetic number, because the mean of its divisors is an integer number (695146438).

Almost surely, 2^7979724834 is an apocalyptic number.

7979724834 is an abundant number, since it is smaller than the sum of its proper divisors (8703789678).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7979724834 is a wasteful number, since it uses less digits than its factorization.

7979724834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2514142 (or 2514119 counting only the distinct ones).

The product of its digits is 21337344, while the sum is 60.

The square root of 7979724834 is about 89329.3055721357. The cubic root of 7979724834 is about 1998.3089734509.

The spelling of 7979724834 in words is "seven billion, nine hundred seventy-nine million, seven hundred twenty-four thousand, eight hundred thirty-four".