794165820 has 96 divisors (see below), whose sum is σ = 2548482048. Its totient is φ = 181012992.

The previous prime is 794165791. The next prime is 794165831. The reversal of 794165820 is 28561497.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 158392 + ... + 163328.

It is an arithmetic number, because the mean of its divisors is an integer number (26546688).

Almost surely, 2^794165820 is an apocalyptic number.

794165820 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 794165820, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1274241024).

794165820 is an abundant number, since it is smaller than the sum of its proper divisors (1754316228).

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

794165820 is a wasteful number, since it uses less digits than its factorization.

794165820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5339 (or 5337 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 42.

The square root of 794165820 is about 28180.9478194045. The cubic root of 794165820 is about 926.0556032709.

The spelling of 794165820 in words is "seven hundred ninety-four million, one hundred sixty-five thousand, eight hundred twenty".