797395620 has 144 divisors (see below), whose sum is σ = 2641826880. Its totient is φ = 179133696.

The previous prime is 797395619. The next prime is 797395663. The reversal of 797395620 is 26593797.

797395620 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 797395620.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 171162 + ... + 175758.

It is an arithmetic number, because the mean of its divisors is an integer number (18346020).

Almost surely, 2^797395620 is an apocalyptic number.

797395620 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 797395620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1320913440).

797395620 is an abundant number, since it is smaller than the sum of its proper divisors (1844431260).

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

797395620 is a wasteful number, since it uses less digits than its factorization.

797395620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4682 (or 4673 counting only the distinct ones).

The product of its (nonzero) digits is 714420, while the sum is 48.

The square root of 797395620 is about 28238.1943473729. The cubic root of 797395620 is about 927.3092998228.

The spelling of 797395620 in words is "seven hundred ninety-seven million, three hundred ninety-five thousand, six hundred twenty".