820327315 has 8 divisors (see below), whose sum is σ = 1027192608. Its totient is φ = 627728640.

The previous prime is 820327283. The next prime is 820327349. The reversal of 820327315 is 513723028.

820327315 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 820327315 - 2⁵ = 820327283 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3566526 + ... + 3566755.

It is an arithmetic number, because the mean of its divisors is an integer number (128399076).

Almost surely, 2^820327315 is an apocalyptic number.

820327315 is a deficient number, since it is larger than the sum of its proper divisors (206865293).

820327315 is a wasteful number, since it uses less digits than its factorization.

820327315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7133309.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 820327315 is about 28641.3567241498. The cubic root of 820327315 is about 936.1146838043.

The spelling of 820327315 in words is "eight hundred twenty million, three hundred twenty-seven thousand, three hundred fifteen".