2439655 has 8 divisors (see below), whose sum is σ = 2957184. Its totient is φ = 1932000.

The previous prime is 2439649. The next prime is 2439667. The reversal of 2439655 is 5569342.

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

It is not a de Polignac number, because 2439655 - 2⁷ = 2439527 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2439655.

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 1911 + ... + 2920.

It is an arithmetic number, because the mean of its divisors is an integer number (369648).

2^2439655 is an apocalyptic number.

2439655 is a deficient number, since it is larger than the sum of its proper divisors (517529).

2439655 is a wasteful number, since it uses less digits than its factorization.

2439655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4937.

The product of its digits is 32400, while the sum is 34.

The square root of 2439655 is about 1561.9394994685. The cubic root of 2439655 is about 134.6199645538.

The spelling of 2439655 in words is "two million, four hundred thirty-nine thousand, six hundred fifty-five".