7115222 has 8 divisors (see below), whose sum is σ = 10933272. Its totient is φ = 3470800.

The previous prime is 7115221. The next prime is 7115233. The reversal of 7115222 is 2225117.

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

It is a junction number, because it is equal to n+sod(n) for n = 7115194 and 7115203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7115221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43304 + ... + 43467.

It is an arithmetic number, because the mean of its divisors is an integer number (1366659).

Almost surely, 2^7115222 is an apocalyptic number.

7115222 is a deficient number, since it is larger than the sum of its proper divisors (3818050).

7115222 is a wasteful number, since it uses less digits than its factorization.

7115222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86814.

The product of its digits is 280, while the sum is 20.

The square root of 7115222 is about 2667.4373469681. The cubic root of 7115222 is about 192.3369913677.

It can be divided in two parts, 7115 and 222, that added together give a palindrome (7337).

The spelling of 7115222 in words is "seven million, one hundred fifteen thousand, two hundred twenty-two".