797925539 has 8 divisors (see below), whose sum is σ = 843594000. Its totient is φ = 752624352.

The previous prime is 797925529. The next prime is 797925571. The reversal of 797925539 is 935529797.

It is a happy number.

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

It is not a de Polignac number, because 797925539 - 2⁸ = 797925283 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (797925529) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87344 + ... + 96045.

It is an arithmetic number, because the mean of its divisors is an integer number (105449250).

Almost surely, 2^797925539 is an apocalyptic number.

797925539 is a deficient number, since it is larger than the sum of its proper divisors (45668461).

797925539 is a wasteful number, since it uses less digits than its factorization.

797925539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183637.

The product of its digits is 5358150, while the sum is 56.

The square root of 797925539 is about 28247.5758074919. The cubic root of 797925539 is about 927.5146725761.

The spelling of 797925539 in words is "seven hundred ninety-seven million, nine hundred twenty-five thousand, five hundred thirty-nine".