8373997448 has 16 divisors (see below), whose sum is σ = 15709585500. Its totient is φ = 4184774656.

The previous prime is 8373997447. The next prime is 8373997469. The reversal of 8373997448 is 8447993738.

It can be written as a sum of positive squares in 2 ways, for example, as 8142896644 + 231100804 = 90238^2 + 15202^2 .

It is a super-2 number, since 2×8373997448² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (8373997441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 261953 + ... + 292176.

Almost surely, 2^8373997448 is an apocalyptic number.

It is an amenable number.

8373997448 is a deficient number, since it is larger than the sum of its proper divisors (7335588052).

8373997448 is a wasteful number, since it uses less digits than its factorization.

8373997448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556024 (or 556020 counting only the distinct ones).

The product of its digits is 36578304, while the sum is 62.

The square root of 8373997448 is about 91509.5483979677. The cubic root of 8373997448 is about 2030.6930138913.

The spelling of 8373997448 in words is "eight billion, three hundred seventy-three million, nine hundred ninety-seven thousand, four hundred forty-eight".