2897527830 has 16 divisors (see below), whose sum is σ = 6954066864. Its totient is φ = 772674080.

The previous prime is 2897527813. The next prime is 2897527859. The reversal of 2897527830 is 387257982.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax 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, 48292101 + ... + 48292160.

It is an arithmetic number, because the mean of its divisors is an integer number (434629179).

Almost surely, 2^2897527830 is an apocalyptic number.

2897527830 is an abundant number, since it is smaller than the sum of its proper divisors (4056539034).

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

2897527830 is a wasteful number, since it uses less digits than its factorization.

2897527830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96584271.

The product of its (nonzero) digits is 1693440, while the sum is 51.

The square root of 2897527830 is about 53828.6896552387. The cubic root of 2897527830 is about 1425.6378111267.

The spelling of 2897527830 in words is "two billion, eight hundred ninety-seven million, five hundred twenty-seven thousand, eight hundred thirty".