791017216 has 72 divisors (see below), whose sum is σ = 1730769264. Its totient is φ = 357826560.

The previous prime is 791017193. The next prime is 791017217. The reversal of 791017216 is 612710197.

791017216 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (791017217) 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, 723166 + ... + 724258.

It is an arithmetic number, because the mean of its divisors is an integer number (24038462).

Almost surely, 2^791017216 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 791017216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (865384632).

791017216 is an abundant number, since it is smaller than the sum of its proper divisors (939752048).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

791017216 is a wasteful number, since it uses less digits than its factorization.

791017216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1377 (or 1363 counting only the distinct ones).

The product of its (nonzero) digits is 5292, while the sum is 34.

The square root of 791017216 is about 28125.0282844302. The cubic root of 791017216 is about 924.8301479219.

The spelling of 791017216 in words is "seven hundred ninety-one million, seventeen thousand, two hundred sixteen".