2182315 has 4 divisors (see below), whose sum is σ = 2618784. Its totient is φ = 1745848.

The previous prime is 2182303. The next prime is 2182333. The reversal of 2182315 is 5132812.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2182315 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 218227 + ... + 218236.

It is an arithmetic number, because the mean of its divisors is an integer number (654696).

2^2182315 is an apocalyptic number.

2182315 is a deficient number, since it is larger than the sum of its proper divisors (436469).

2182315 is an equidigital number, since it uses as much as digits as its factorization.

2182315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 436468.

The product of its digits is 480, while the sum is 22.

The square root of 2182315 is about 1477.2660559290. The cubic root of 2182315 is about 129.7097072824.

The spelling of 2182315 in words is "two million, one hundred eighty-two thousand, three hundred fifteen".