10082321 has 4 divisors (see below), whose sum is σ = 10089012. Its totient is φ = 10075632.

The previous prime is 10082311. The next prime is 10082323. The reversal of 10082321 is 12328001.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 3857296 + 6225025 = 1964^2 + 2495^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10082321 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10082321.

It is not an unprimeable number, because it can be changed into a prime (10082323) 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, 95 + ... + 4491.

It is an arithmetic number, because the mean of its divisors is an integer number (2522253).

Almost surely, 2^10082321 is an apocalyptic number.

It is an amenable number.

10082321 is a deficient number, since it is larger than the sum of its proper divisors (6691).

10082321 is an equidigital number, since it uses as much as digits as its factorization.

10082321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6690.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 10082321 is about 3175.2670753812. The cubic root of 10082321 is about 216.0330382134.

The spelling of 10082321 in words is "ten million, eighty-two thousand, three hundred twenty-one".