2439824 has 20 divisors (see below), whose sum is σ = 4880640. Its totient is φ = 1180320.

The previous prime is 2439803. The next prime is 2439839. The reversal of 2439824 is 4289342.

2439824 is an admirable number.

It is a d-powerful number, because it can be written as 2³ + 4 + 3¹³ + 9⁵ + 8 + 2¹⁹ + 4⁹ .

It is a congruent 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, 1964 + ... + 2955.

It is an arithmetic number, because the mean of its divisors is an integer number (244032).

2^2439824 is an apocalyptic number.

It is an amenable number.

2439824 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2439824 is a wasteful number, since it uses less digits than its factorization.

2439824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4958 (or 4952 counting only the distinct ones).

The product of its digits is 13824, while the sum is 32.

The square root of 2439824 is about 1561.9935979382. The cubic root of 2439824 is about 134.6230729507.

The spelling of 2439824 in words is "two million, four hundred thirty-nine thousand, eight hundred twenty-four".