2897527828 has 48 divisors (see below), whose sum is σ = 5560441600. Its totient is φ = 1313034624.

The previous prime is 2897527813. The next prime is 2897527859. The reversal of 2897527828 is 8287257982.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1214725 + ... + 1217107.

Almost surely, 2^2897527828 is an apocalyptic number.

It is an amenable number.

2897527828 is a deficient number, since it is larger than the sum of its proper divisors (2662913772).

2897527828 is a wasteful number, since it uses less digits than its factorization.

2897527828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2816 (or 2814 counting only the distinct ones).

The product of its digits is 9031680, while the sum is 58.

The square root of 2897527828 is about 53828.6896366612. The cubic root of 2897527828 is about 1425.6378107987.

The spelling of 2897527828 in words is "two billion, eight hundred ninety-seven million, five hundred twenty-seven thousand, eight hundred twenty-eight".