7228766 has 8 divisors (see below), whose sum is σ = 11193024. Its totient is φ = 3497760.

The previous prime is 7228747. The next prime is 7228769. The reversal of 7228766 is 6678227.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7228769) 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, 58235 + ... + 58358.

It is an arithmetic number, because the mean of its divisors is an integer number (1399128).

Almost surely, 2^7228766 is an apocalyptic number.

7228766 is a deficient number, since it is larger than the sum of its proper divisors (3964258).

7228766 is a wasteful number, since it uses less digits than its factorization.

7228766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116626.

The product of its digits is 56448, while the sum is 38.

The square root of 7228766 is about 2688.6364573888. The cubic root of 7228766 is about 193.3546950897.

The spelling of 7228766 in words is "seven million, two hundred twenty-eight thousand, seven hundred sixty-six".