2797798028 has 12 divisors (see below), whose sum is σ = 4896608472. Its totient is φ = 1398767040.

The previous prime is 2797798007. The next prime is 2797798043. The reversal of 2797798028 is 8208977972.

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, 26708 + ... + 79428.

It is an arithmetic number, because the mean of its divisors is an integer number (408050706).

Almost surely, 2^2797798028 is an apocalyptic number.

It is an amenable number.

2797798028 is a deficient number, since it is larger than the sum of its proper divisors (2098810444).

2797798028 is a wasteful number, since it uses less digits than its factorization.

2797798028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65992 (or 65990 counting only the distinct ones).

The product of its (nonzero) digits is 7112448, while the sum is 59.

The square root of 2797798028 is about 52894.2154493287. The cubic root of 2797798028 is about 1409.0901744099.

The spelling of 2797798028 in words is "two billion, seven hundred ninety-seven million, seven hundred ninety-eight thousand, twenty-eight".