7111226 has 4 divisors (see below), whose sum is σ = 10666842. Its totient is φ = 3555612.

The previous prime is 7111213. The next prime is 7111243. The reversal of 7111226 is 6221117.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3996001 + 3115225 = 1999^2 + 1765^2 .

It is a junction number, because it is equal to n+sod(n) for n = 7111198 and 7111207.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1777805 + ... + 1777808.

Almost surely, 2^7111226 is an apocalyptic number.

7111226 is a deficient number, since it is larger than the sum of its proper divisors (3555616).

7111226 is a wasteful number, since it uses less digits than its factorization.

7111226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3555615.

The product of its digits is 168, while the sum is 20.

The square root of 7111226 is about 2666.6882082463. The cubic root of 7111226 is about 192.3009783174.

It can be divided in two parts, 7111 and 226, that added together give a palindrome (7337).

The spelling of 7111226 in words is "seven million, one hundred eleven thousand, two hundred twenty-six".