7225667 has 2 divisors, whose sum is σ = 7225668. Its totient is φ = 7225666.

The previous prime is 7225661. The next prime is 7225679. The reversal of 7225667 is 7665227.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 7225667 - 2⁴ = 7225651 is a prime.

It is not a weakly prime, because it can be changed into another prime (7225661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3612833 + 3612834.

It is an arithmetic number, because the mean of its divisors is an integer number (3612834).

Almost surely, 2^7225667 is an apocalyptic number.

7225667 is a deficient number, since it is larger than the sum of its proper divisors (1).

7225667 is an equidigital number, since it uses as much as digits as its factorization.

7225667 is an evil number, because the sum of its binary digits is even.

The product of its digits is 35280, while the sum is 35.

The square root of 7225667 is about 2688.0600811738. The cubic root of 7225667 is about 193.3270605046.

The spelling of 7225667 in words is "seven million, two hundred twenty-five thousand, six hundred sixty-seven".