2538039228 has 24 divisors (see below), whose sum is σ = 6233781120. Its totient is φ = 801486000.

The previous prime is 2538039221. The next prime is 2538039233. The reversal of 2538039228 is 8229308352.

It is a self number, because there is not a number n which added to its sum of digits gives 2538039228.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2538039221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5565648 + ... + 5566103.

It is an arithmetic number, because the mean of its divisors is an integer number (259740880).

Almost surely, 2^2538039228 is an apocalyptic number.

It is an amenable number.

2538039228 is an abundant number, since it is smaller than the sum of its proper divisors (3695741892).

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

2538039228 is a wasteful number, since it uses less digits than its factorization.

2538039228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11131777 (or 11131775 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 42.

The square root of 2538039228 is about 50378.9562019699. The cubic root of 2538039228 is about 1364.0578108067.

The spelling of 2538039228 in words is "two billion, five hundred thirty-eight million, thirty-nine thousand, two hundred twenty-eight".