2478682 has 4 divisors (see below), whose sum is σ = 3718026. Its totient is φ = 1239340.

The previous prime is 2478677. The next prime is 2478691. The reversal of 2478682 is 2868742.

2478682 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 2277081 + 201601 = 1509^2 + 449^2 .

It is a super-2 number, since 2×2478682² = 12287728914248, which contains 22 as substring.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 619669 + ... + 619672.

2^2478682 is an apocalyptic number.

2478682 is a deficient number, since it is larger than the sum of its proper divisors (1239344).

2478682 is a wasteful number, since it uses less digits than its factorization.

2478682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1239343.

The product of its digits is 43008, while the sum is 37.

The square root of 2478682 is about 1574.3830537706. The cubic root of 2478682 is about 135.3340060525.

It can be divided in two parts, 2478 and 682, that added together give a triangular number (3160 = T₇₉).

The spelling of 2478682 in words is "two million, four hundred seventy-eight thousand, six hundred eighty-two".