797862 has 32 divisors (see below), whose sum is σ = 1759968. Its totient is φ = 239616.

The previous prime is 797851. The next prime is 797869. The reversal of 797862 is 268797.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 797862.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (797869) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4038 + ... + 4230.

It is an arithmetic number, because the mean of its divisors is an integer number (54999).

2⁷⁹⁷⁸⁶² is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 797862, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (879984).

797862 is an abundant number, since it is smaller than the sum of its proper divisors (962106).

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

797862 is a wasteful number, since it uses less digits than its factorization.

797862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264.

The product of its digits is 42336, while the sum is 39.

The square root of 797862 is about 893.2312130686. The cubic root of 797862 is about 92.7490052518.

The spelling of 797862 in words is "seven hundred ninety-seven thousand, eight hundred sixty-two".