7267457 has 2 divisors, whose sum is σ = 7267458. Its totient is φ = 7267456.

The previous prime is 7267453. The next prime is 7267459. The reversal of 7267457 is 7547627.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6754801 + 512656 = 2599^2 + 716^2 .

It is a cyclic number.

It is not a de Polignac number, because 7267457 - 2² = 7267453 is a prime.

Together with 7267459, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7267457.

It is not a weakly prime, because it can be changed into another prime (7267451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3633728 + 3633729.

It is an arithmetic number, because the mean of its divisors is an integer number (3633729).

Almost surely, 2^7267457 is an apocalyptic number.

It is an amenable number.

7267457 is a deficient number, since it is larger than the sum of its proper divisors (1).

7267457 is an equidigital number, since it uses as much as digits as its factorization.

7267457 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 82320, while the sum is 38.

The square root of 7267457 is about 2695.8221380499. The cubic root of 7267457 is about 193.6990498009.

The spelling of 7267457 in words is "seven million, two hundred sixty-seven thousand, four hundred fifty-seven".