2544005406 has 16 divisors (see below), whose sum is σ = 5184011664. Its totient is φ = 832001664.

The previous prime is 2544005393. The next prime is 2544005417. The reversal of 2544005406 is 6045004452.

2544005406 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3999691 + ... + 4000326.

It is an arithmetic number, because the mean of its divisors is an integer number (324000729).

Almost surely, 2^2544005406 is an apocalyptic number.

2544005406 is an abundant number, since it is smaller than the sum of its proper divisors (2640006258).

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

2544005406 is a wasteful number, since it uses less digits than its factorization.

2544005406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8000075.

The product of its (nonzero) digits is 19200, while the sum is 30.

The square root of 2544005406 is about 50438.1344421064. The cubic root of 2544005406 is about 1365.1258062742.

Adding to 2544005406 its reverse (6045004452), we get a palindrome (8589009858).

The spelling of 2544005406 in words is "two billion, five hundred forty-four million, five thousand, four hundred six".