799147297 has 4 divisors (see below), whose sum is σ = 860620180. Its totient is φ = 737674416.

The previous prime is 799147289. The next prime is 799147301. The reversal of 799147297 is 792741997.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 363131136 + 436016161 = 19056^2 + 20881^2 .

It is a cyclic number.

It is not a de Polignac number, because 799147297 - 2³ = 799147289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (799147697) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30736422 + ... + 30736447.

It is an arithmetic number, because the mean of its divisors is an integer number (215155045).

Almost surely, 2^799147297 is an apocalyptic number.

It is an amenable number.

799147297 is a deficient number, since it is larger than the sum of its proper divisors (61472883).

799147297 is a wasteful number, since it uses less digits than its factorization.

799147297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61472882.

The product of its digits is 2000376, while the sum is 55.

The square root of 799147297 is about 28269.1934267676. The cubic root of 799147297 is about 927.9878247418.

The spelling of 799147297 in words is "seven hundred ninety-nine million, one hundred forty-seven thousand, two hundred ninety-seven".