7772266 has 8 divisors (see below), whose sum is σ = 11767680. Its totient is φ = 3849708.

The previous prime is 7772263. The next prime is 7772267. The reversal of 7772266 is 6622777.

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

It is a zygodrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (7772263) 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, 17946 + ... + 18373.

It is an arithmetic number, because the mean of its divisors is an integer number (1470960).

Almost surely, 2^7772266 is an apocalyptic number.

7772266 is a deficient number, since it is larger than the sum of its proper divisors (3995414).

7772266 is a wasteful number, since it uses less digits than its factorization.

7772266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36428.

The product of its digits is 49392, while the sum is 37.

The square root of 7772266 is about 2787.8784048089. The cubic root of 7772266 is about 198.0839184461.

The spelling of 7772266 in words is "seven million, seven hundred seventy-two thousand, two hundred sixty-six".