8398265972 has 6 divisors (see below), whose sum is σ = 14696965458. Its totient is φ = 4199132984.

The previous prime is 8398265929. The next prime is 8398265983. The reversal of 8398265972 is 2795628938.

It can be written as a sum of positive squares in only one way, i.e., 7203595876 + 1194670096 = 84874^2 + 34564^2 .

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 1049783243 + ... + 1049783250.

It is an arithmetic number, because the mean of its divisors is an integer number (2449494243).

Almost surely, 2^8398265972 is an apocalyptic number.

It is an amenable number.

8398265972 is a deficient number, since it is larger than the sum of its proper divisors (6298699486).

8398265972 is a wasteful number, since it uses less digits than its factorization.

8398265972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2099566497 (or 2099566495 counting only the distinct ones).

The product of its digits is 13063680, while the sum is 59.

The square root of 8398265972 is about 91642.0535125659. The cubic root of 8398265972 is about 2032.6528262462.

The spelling of 8398265972 in words is "eight billion, three hundred ninety-eight million, two hundred sixty-five thousand, nine hundred seventy-two".