7225678266 has 16 divisors (see below), whose sum is σ = 15301436544. Its totient is φ = 2266879424.

The previous prime is 7225678241. The next prime is 7225678267. The reversal of 7225678266 is 6628765227.

7225678266 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is not an unprimeable number, because it can be changed into a prime (7225678267) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35419890 + ... + 35420093.

It is an arithmetic number, because the mean of its divisors is an integer number (956339784).

Almost surely, 2^7225678266 is an apocalyptic number.

7225678266 is an abundant number, since it is smaller than the sum of its proper divisors (8075758278).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7225678266 is a wasteful number, since it uses less digits than its factorization.

7225678266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70840005.

The product of its digits is 3386880, while the sum is 51.

The square root of 7225678266 is about 85003.9897063661. The cubic root of 7225678266 is about 1933.2716098077.

The spelling of 7225678266 in words is "seven billion, two hundred twenty-five million, six hundred seventy-eight thousand, two hundred sixty-six".