798051897 has 12 divisors (see below), whose sum is σ = 1160480100. Its totient is φ = 528463008.

The previous prime is 798051847. The next prime is 798051901. The reversal of 798051897 is 798150897.

It can be written as a sum of positive squares in 2 ways, for example, as 510037056 + 288014841 = 22584^2 + 16971^2 .

It is not a de Polignac number, because 798051897 - 2⁶ = 798051833 is a prime.

It is not an unprimeable number, because it can be changed into a prime (798051847) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 296218 + ... + 298899.

It is an arithmetic number, because the mean of its divisors is an integer number (96706675).

Almost surely, 2^798051897 is an apocalyptic number.

It is an amenable number.

798051897 is a deficient number, since it is larger than the sum of its proper divisors (362428203).

798051897 is a wasteful number, since it uses less digits than its factorization.

798051897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 595272 (or 595269 counting only the distinct ones).

The product of its (nonzero) digits is 1270080, while the sum is 54.

The square root of 798051897 is about 28249.8123356599. The cubic root of 798051897 is about 927.5636298231.

The spelling of 798051897 in words is "seven hundred ninety-eight million, fifty-one thousand, eight hundred ninety-seven".