7367609 has 2 divisors, whose sum is σ = 7367610. Its totient is φ = 7367608.

The previous prime is 7367587. The next prime is 7367621. The reversal of 7367609 is 9067637.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4528384 + 2839225 = 2128^2 + 1685^2 .

It is an emirp because it is prime and its reverse (9067637) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 7367609 - 2¹² = 7363513 is a prime.

It is not a weakly prime, because it can be changed into another prime (7367639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3683804 + 3683805.

It is an arithmetic number, because the mean of its divisors is an integer number (3683805).

Almost surely, 2^7367609 is an apocalyptic number.

It is an amenable number.

7367609 is a deficient number, since it is larger than the sum of its proper divisors (1).

7367609 is an equidigital number, since it uses as much as digits as its factorization.

7367609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 47628, while the sum is 38.

The square root of 7367609 is about 2714.3339882925. Note that the first 3 decimals coincide. The cubic root of 7367609 is about 194.5847750225.

The spelling of 7367609 in words is "seven million, three hundred sixty-seven thousand, six hundred nine".