7321082 has 4 divisors (see below), whose sum is σ = 10981626. Its totient is φ = 3660540.

The previous prime is 7321081. The next prime is 7321091. The reversal of 7321082 is 2801237.

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., 7284601 + 36481 = 2699^2 + 191^2 .

It is an Ulam number.

It is a nialpdrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (7321081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1830269 + ... + 1830272.

Almost surely, 2^7321082 is an apocalyptic number.

7321082 is a deficient number, since it is larger than the sum of its proper divisors (3660544).

7321082 is a wasteful number, since it uses less digits than its factorization.

7321082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3660543.

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 7321082 is about 2705.7498036589. The cubic root of 7321082 is about 194.1743039683.

The spelling of 7321082 in words is "seven million, three hundred twenty-one thousand, eighty-two".