7072226 has 8 divisors (see below), whose sum is σ = 12123840. Its totient is φ = 3030948.

The previous prime is 7072193. The next prime is 7072243. The reversal of 7072226 is 6222707.

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 = 7072195 and 7072204.

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, 252566 + ... + 252593.

It is an arithmetic number, because the mean of its divisors is an integer number (1515480).

Almost surely, 2^7072226 is an apocalyptic number.

7072226 is a deficient number, since it is larger than the sum of its proper divisors (5051614).

7072226 is a wasteful number, since it uses less digits than its factorization.

7072226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505168.

The product of its (nonzero) digits is 2352, while the sum is 26.

The square root of 7072226 is about 2659.3657138498. The cubic root of 7072226 is about 191.9487891488.

The spelling of 7072226 in words is "seven million, seventy-two thousand, two hundred twenty-six".