8321098 has 4 divisors (see below), whose sum is σ = 12481650. Its totient is φ = 4160548.

The previous prime is 8321081. The next prime is 8321111. The reversal of 8321098 is 8901238.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 8311689 + 9409 = 2883^2 + 97^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an alternating number because its digits alternate between even and odd.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2080273 + ... + 2080276.

Almost surely, 2^8321098 is an apocalyptic number.

8321098 is a deficient number, since it is larger than the sum of its proper divisors (4160552).

8321098 is a wasteful number, since it uses less digits than its factorization.

8321098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4160551.

The product of its (nonzero) digits is 3456, while the sum is 31.

The square root of 8321098 is about 2884.6313455969. The cubic root of 8321098 is about 202.6407942263.

The spelling of 8321098 in words is "eight million, three hundred twenty-one thousand, ninety-eight".