7198122 has 32 divisors (see below), whose sum is σ = 14891904. Its totient is φ = 2318400.

The previous prime is 7198109. The next prime is 7198133. The reversal of 7198122 is 2218917.

It is a self number, because there is not a number n which added to its sum of digits gives 7198122.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25848 + ... + 26124.

It is an arithmetic number, because the mean of its divisors is an integer number (465372).

Almost surely, 2^7198122 is an apocalyptic number.

7198122 is an abundant number, since it is smaller than the sum of its proper divisors (7693782).

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

7198122 is a wasteful number, since it uses less digits than its factorization.

7198122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 414.

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

The square root of 7198122 is about 2682.9316055390. The cubic root of 7198122 is about 193.0810866736.

The spelling of 7198122 in words is "seven million, one hundred ninety-eight thousand, one hundred twenty-two".