7518226 has 8 divisors (see below), whose sum is σ = 11289600. Its totient is φ = 3755028.

The previous prime is 7518191. The next prime is 7518241. The reversal of 7518226 is 6228157.

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

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, 1455 + ... + 4141.

It is an arithmetic number, because the mean of its divisors is an integer number (1411200).

Almost surely, 2^7518226 is an apocalyptic number.

7518226 is a deficient number, since it is larger than the sum of its proper divisors (3771374).

7518226 is a wasteful number, since it uses less digits than its factorization.

7518226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4088.

The product of its digits is 6720, while the sum is 31.

The square root of 7518226 is about 2741.9383654634. The cubic root of 7518226 is about 195.9018146294.

It can be divided in two parts, 7518 and 226, that added together give a square (7744 = 88²).

The spelling of 7518226 in words is "seven million, five hundred eighteen thousand, two hundred twenty-six".