2797828730 has 8 divisors (see below), whose sum is σ = 5036091732. Its totient is φ = 1119131488.

The previous prime is 2797828727. The next prime is 2797828757. The reversal of 2797828730 is 378287972.

It can be written as a sum of positive squares in 2 ways, for example, as 2740417801 + 57410929 = 52349^2 + 7577^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 139891427 + ... + 139891446.

Almost surely, 2^2797828730 is an apocalyptic number.

2797828730 is a deficient number, since it is larger than the sum of its proper divisors (2238263002).

2797828730 is a wasteful number, since it uses less digits than its factorization.

2797828730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279782880.

The product of its (nonzero) digits is 2370816, while the sum is 53.

The square root of 2797828730 is about 52894.5056693037. The cubic root of 2797828730 is about 1409.0953286690.

The spelling of 2797828730 in words is "two billion, seven hundred ninety-seven million, eight hundred twenty-eight thousand, seven hundred thirty".