2845982 has 4 divisors (see below), whose sum is σ = 4268976. Its totient is φ = 1422990.

The previous prime is 2845981. The next prime is 2846009. The reversal of 2845982 is 2895482.

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

It is a super-2 number, since 2×2845982² = 16199227088648, which contains 22 as substring.

It is a d-powerful number, because it can be written as 2¹⁶ + 8⁴ + 4⁸ + 5⁷ + 9⁶ + 8⁴ + 2²¹ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2845981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 711494 + ... + 711497.

It is an arithmetic number, because the mean of its divisors is an integer number (1067244).

2^2845982 is an apocalyptic number.

2845982 is a deficient number, since it is larger than the sum of its proper divisors (1422994).

2845982 is a wasteful number, since it uses less digits than its factorization.

2845982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1422993.

The product of its digits is 46080, while the sum is 38.

The square root of 2845982 is about 1687.0038529891. The cubic root of 2845982 is about 141.7133342599.

The spelling of 2845982 in words is "two million, eight hundred forty-five thousand, nine hundred eighty-two".