7109222 has 4 divisors (see below), whose sum is σ = 10663836. Its totient is φ = 3554610.

The previous prime is 7109209. The next prime is 7109257. The reversal of 7109222 is 2229017.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2229017 = 7 ⋅318431.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1777304 + ... + 1777307.

It is an arithmetic number, because the mean of its divisors is an integer number (2665959).

Almost surely, 2^7109222 is an apocalyptic number.

7109222 is a deficient number, since it is larger than the sum of its proper divisors (3554614).

7109222 is a wasteful number, since it uses less digits than its factorization.

7109222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3554613.

The product of its (nonzero) digits is 504, while the sum is 23.

The square root of 7109222 is about 2666.3124348058. The cubic root of 7109222 is about 192.2829126390.

The spelling of 7109222 in words is "seven million, one hundred nine thousand, two hundred twenty-two".