2805528028 has 6 divisors (see below), whose sum is σ = 4909674056. Its totient is φ = 1402764012.

The previous prime is 2805527987. The next prime is 2805528031. The reversal of 2805528028 is 8208255082.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 350691000 + ... + 350691007.

Almost surely, 2^2805528028 is an apocalyptic number.

It is an amenable number.

2805528028 is a deficient number, since it is larger than the sum of its proper divisors (2104146028).

2805528028 is a wasteful number, since it uses less digits than its factorization.

2805528028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 701382011 (or 701382009 counting only the distinct ones).

The product of its (nonzero) digits is 102400, while the sum is 40.

The square root of 2805528028 is about 52967.2354196441. The cubic root of 2805528028 is about 1410.3867000991.

The spelling of 2805528028 in words is "two billion, eight hundred five million, five hundred twenty-eight thousand, twenty-eight".