7922377172 has 12 divisors (see below), whose sum is σ = 13864785396. Its totient is φ = 3961009920.

The previous prime is 7922377103. The next prime is 7922377207. The reversal of 7922377172 is 2717732297.

It can be written as a sum of positive squares in 2 ways, for example, as 7877272516 + 45104656 = 88754^2 + 6716^2 .

It is a hoax number, since the sum of its digits (47) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 139172 + ... + 187652.

It is an arithmetic number, because the mean of its divisors is an integer number (1155398783).

Almost surely, 2^7922377172 is an apocalyptic number.

It is an amenable number.

7922377172 is a deficient number, since it is larger than the sum of its proper divisors (5942408224).

7922377172 is a wasteful number, since it uses less digits than its factorization.

7922377172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89338 (or 89336 counting only the distinct ones).

The product of its digits is 518616, while the sum is 47.

The square root of 7922377172 is about 89007.7365850857. The cubic root of 7922377172 is about 1993.5103962977.

The spelling of 7922377172 in words is "seven billion, nine hundred twenty-two million, three hundred seventy-seven thousand, one hundred seventy-two".