7266811 has 4 divisors (see below), whose sum is σ = 7421472. Its totient is φ = 7112152.

The previous prime is 7266773. The next prime is 7266817. The reversal of 7266811 is 1186627.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 7266811 - 2⁹ = 7266299 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7266817) 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, 77260 + ... + 77353.

It is an arithmetic number, because the mean of its divisors is an integer number (1855368).

Almost surely, 2^7266811 is an apocalyptic number.

7266811 is a deficient number, since it is larger than the sum of its proper divisors (154661).

7266811 is a wasteful number, since it uses less digits than its factorization.

7266811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154660.

The product of its digits is 4032, while the sum is 31.

The square root of 7266811 is about 2695.7023203611. The cubic root of 7266811 is about 193.6933103658.

The spelling of 7266811 in words is "seven million, two hundred sixty-six thousand, eight hundred eleven".