7189122 has 8 divisors (see below), whose sum is σ = 14378256. Its totient is φ = 2396372.

The previous prime is 7189103. The next prime is 7189123. The reversal of 7189122 is 2219817.

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

7189122 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 7189122.

It is not an unprimeable number, because it can be changed into a prime (7189123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 599088 + ... + 599099.

It is an arithmetic number, because the mean of its divisors is an integer number (1797282).

Almost surely, 2^7189122 is an apocalyptic number.

7189122 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

7189122 is a wasteful number, since it uses less digits than its factorization.

7189122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1198192.

The product of its digits is 2016, while the sum is 30.

The square root of 7189122 is about 2681.2538111861. The cubic root of 7189122 is about 193.0005816693. Note that the first 3 decimals are identical.

The spelling of 7189122 in words is "seven million, one hundred eighty-nine thousand, one hundred twenty-two".