7226667 has 24 divisors (see below), whose sum is σ = 12178400. Its totient is φ = 4127760.

The previous prime is 7226663. The next prime is 7226671. The reversal of 7226667 is 7666227.

It is an interprime number because it is at equal distance from previous prime (7226663) and next prime (7226671).

It is not a de Polignac number, because 7226667 - 2² = 7226663 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7226663) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1917 + ... + 4257.

Almost surely, 2^7226667 is an apocalyptic number.

7226667 is a deficient number, since it is larger than the sum of its proper divisors (4951733).

7226667 is a wasteful number, since it uses less digits than its factorization.

7226667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2368 (or 2351 counting only the distinct ones).

The product of its digits is 42336, while the sum is 36.

The square root of 7226667 is about 2688.2460824858. The cubic root of 7226667 is about 193.3359786268.

The spelling of 7226667 in words is "seven million, two hundred twenty-six thousand, six hundred sixty-seven".