7932222397 has 24 divisors (see below), whose sum is σ = 8790078528. Its totient is φ = 7152520320.

The previous prime is 7932222379. The next prime is 7932222401.

7932222397 is nontrivially palindromic in base 10.

It is a de Polignac number, because none of the positive numbers 2^k-7932222397 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7932222307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13376133 + ... + 13376725.

It is an arithmetic number, because the mean of its divisors is an integer number (366253272).

Almost surely, 2^7932222397 is an apocalyptic number.

It is an amenable number.

7932222397 is a deficient number, since it is larger than the sum of its proper divisors (857856131).

7932222397 is a wasteful number, since it uses less digits than its factorization.

7932222397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1329 (or 1318 counting only the distinct ones).

The product of its digits is 571536, while the sum is 46.

The square root of 7932222397 is about 89063.0248588043. The cubic root of 7932222397 is about 1994.3358402071.

The spelling of 7932222397 in words is "seven billion, nine hundred thirty-two million, two hundred twenty-two thousand, three hundred ninety-seven".