797222 has 4 divisors (see below), whose sum is σ = 1195836. Its totient is φ = 398610.

The previous prime is 797207. The next prime is 797273. The reversal of 797222 is 222797.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 222797 = 31 ⋅7187.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 199304 + ... + 199307.

It is an arithmetic number, because the mean of its divisors is an integer number (298959).

2⁷⁹⁷²²² is an apocalyptic number.

797222 is a deficient number, since it is larger than the sum of its proper divisors (398614).

797222 is a wasteful number, since it uses less digits than its factorization.

797222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 398613.

The product of its digits is 3528, while the sum is 29.

The square root of 797222 is about 892.8728912897. The cubic root of 797222 is about 92.7241992737.

The spelling of 797222 in words is "seven hundred ninety-seven thousand, two hundred twenty-two".