9368621 has 2 divisors, whose sum is σ = 9368622. Its totient is φ = 9368620.

The previous prime is 9368617. The next prime is 9368627. The reversal of 9368621 is 1268639.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9066121 + 302500 = 3011^2 + 550^2 .

It is a cyclic number.

It is not a de Polignac number, because 9368621 - 2² = 9368617 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9368627) 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, 4684310 + 4684311.

It is an arithmetic number, because the mean of its divisors is an integer number (4684311).

Almost surely, 2^9368621 is an apocalyptic number.

It is an amenable number.

9368621 is a deficient number, since it is larger than the sum of its proper divisors (1).

9368621 is an equidigital number, since it uses as much as digits as its factorization.

9368621 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15552, while the sum is 35.

The square root of 9368621 is about 3060.8203148829. The cubic root of 9368621 is about 210.8103309679.

The spelling of 9368621 in words is "nine million, three hundred sixty-eight thousand, six hundred twenty-one".