2438744 has 64 divisors (see below), whose sum is σ = 5909760. Its totient is φ = 915840.

The previous prime is 2438717. The next prime is 2438767. The reversal of 2438744 is 4478342.

Its product of digits (21504) is a multiple of the sum of its prime factors (168).

It is a self number, because there is not a number n which added to its sum of digits gives 2438744.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22739 + ... + 22845.

It is an arithmetic number, because the mean of its divisors is an integer number (92340).

2^2438744 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2438744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2954880).

2438744 is an abundant number, since it is smaller than the sum of its proper divisors (3471016).

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

2438744 is a wasteful number, since it uses less digits than its factorization.

2438744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168 (or 164 counting only the distinct ones).

The product of its digits is 21504, while the sum is 32.

The square root of 2438744 is about 1561.6478476276. The cubic root of 2438744 is about 134.6032061657.

The spelling of 2438744 in words is "two million, four hundred thirty-eight thousand, seven hundred forty-four".