97844422372 has 24 divisors (see below), whose sum is σ = 172850888952. Its totient is φ = 48458995200.

The previous prime is 97844422363. The next prime is 97844422373. The reversal of 97844422372 is 27322444879.

It can be written as a sum of positive squares in 4 ways, for example, as 3488556096 + 94355866276 = 59064^2 + 307174^2 .

It is not an unprimeable number, because it can be changed into a prime (97844422373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 665922 + ... + 799462.

It is an arithmetic number, because the mean of its divisors is an integer number (7202120373).

Almost surely, 2^97844422372 is an apocalyptic number.

It is an amenable number.

97844422372 is a deficient number, since it is larger than the sum of its proper divisors (75006466580).

97844422372 is a wasteful number, since it uses less digits than its factorization.

97844422372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135279 (or 135277 counting only the distinct ones).

The product of its digits is 5419008, while the sum is 52.

The spelling of 97844422372 in words is "ninety-seven billion, eight hundred forty-four million, four hundred twenty-two thousand, three hundred seventy-two".