2444013 has 40 divisors (see below), whose sum is σ = 4309536. Its totient is φ = 1360800.

The previous prime is 2443999. The next prime is 2444017. The reversal of 2444013 is 3104442.

It is not a de Polignac number, because 2444013 - 2⁴ = 2443997 is a prime.

2444013 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2444017) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 11478 + ... + 11688.

2^2444013 is an apocalyptic number.

It is an amenable number.

2444013 is a deficient number, since it is larger than the sum of its proper divisors (1865523).

2444013 is a wasteful number, since it uses less digits than its factorization.

2444013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247 (or 238 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 2444013 is about 1563.3339374555. Note that the first 3 decimals coincide. The cubic root of 2444013 is about 134.7000749004.

Adding to 2444013 its reverse (3104442), we get a palindrome (5548455).

The spelling of 2444013 in words is "two million, four hundred forty-four thousand, thirteen".