8077222 has 4 divisors (see below), whose sum is σ = 12115836. Its totient is φ = 4038610.

The previous prime is 8077217. The next prime is 8077247. The reversal of 8077222 is 2227708.

It is a semiprime because it is the product of two primes.

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, 2019304 + ... + 2019307.

It is an arithmetic number, because the mean of its divisors is an integer number (3028959).

Almost surely, 2^8077222 is an apocalyptic number.

8077222 is a deficient number, since it is larger than the sum of its proper divisors (4038614).

8077222 is a wasteful number, since it uses less digits than its factorization.

8077222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4038613.

The product of its (nonzero) digits is 3136, while the sum is 28.

The square root of 8077222 is about 2842.0453902076. The cubic root of 8077222 is about 200.6414571309.

The spelling of 8077222 in words is "eight million, seventy-seven thousand, two hundred twenty-two".