1982315 has 8 divisors (see below), whose sum is σ = 2411808. Its totient is φ = 1563840.

The previous prime is 1982293. The next prime is 1982371. The reversal of 1982315 is 5132891.

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

It is not a de Polignac number, because 1982315 - 2⁸ = 1982059 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, 2351 + ... + 3080.

It is an arithmetic number, because the mean of its divisors is an integer number (301476).

2^1982315 is an apocalyptic number.

1982315 is a deficient number, since it is larger than the sum of its proper divisors (429493).

1982315 is an equidigital number, since it uses as much as digits as its factorization.

1982315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5509.

The product of its digits is 2160, while the sum is 29.

The square root of 1982315 is about 1407.9470870739. The cubic root of 1982315 is about 125.6196432623.

The spelling of 1982315 in words is "one million, nine hundred eighty-two thousand, three hundred fifteen".