7189222 has 8 divisors (see below), whose sum is σ = 10807272. Its totient is φ = 3586800.

The previous prime is 7189207. The next prime is 7189253. The reversal of 7189222 is 2229817.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2679 + ... + 4642.

It is an arithmetic number, because the mean of its divisors is an integer number (1350909).

Almost surely, 2^7189222 is an apocalyptic number.

7189222 is a deficient number, since it is larger than the sum of its proper divisors (3618050).

7189222 is a wasteful number, since it uses less digits than its factorization.

7189222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7814.

The product of its digits is 4032, while the sum is 31.

The square root of 7189222 is about 2681.2724591134. The cubic root of 7189222 is about 193.0014765384.

The spelling of 7189222 in words is "seven million, one hundred eighty-nine thousand, two hundred twenty-two".