2566982 has 8 divisors (see below), whose sum is σ = 4200552. Its totient is φ = 1166800.

The previous prime is 2566981. The next prime is 2566997. The reversal of 2566982 is 2896652.

2566982 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 an Ulam number.

It is a d-powerful number, because it can be written as 2¹⁴ + 5⁹ + 6³ + 6³ + 9⁶ + 8² + 2¹⁶ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2566981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58319 + ... + 58362.

It is an arithmetic number, because the mean of its divisors is an integer number (525069).

2^2566982 is an apocalyptic number.

2566982 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2566982 is a deficient number, since it is larger than the sum of its proper divisors (1633570).

2566982 is a wasteful number, since it uses less digits than its factorization.

2566982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116694.

The product of its digits is 51840, while the sum is 38.

The square root of 2566982 is about 1602.1803893445. The cubic root of 2566982 is about 136.9223279686.

The spelling of 2566982 in words is "two million, five hundred sixty-six thousand, nine hundred eighty-two".