7366591 has 2 divisors, whose sum is σ = 7366592. Its totient is φ = 7366590.

The previous prime is 7366577. The next prime is 7366603. The reversal of 7366591 is 1956637.

It is a strong prime.

It is an emirp because it is prime and its reverse (1956637) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7366591 is a prime.

It is a super-2 number, since 2×7366591² = 108533325922562, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 7366591.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7366531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3683295 + 3683296.

It is an arithmetic number, because the mean of its divisors is an integer number (3683296).

Almost surely, 2^7366591 is an apocalyptic number.

7366591 is a deficient number, since it is larger than the sum of its proper divisors (1).

7366591 is an equidigital number, since it uses as much as digits as its factorization.

7366591 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 34020, while the sum is 37.

The square root of 7366591 is about 2714.1464588338. The cubic root of 7366591 is about 194.5758125299.

The spelling of 7366591 in words is "seven million, three hundred sixty-six thousand, five hundred ninety-one".