13873633 has 2 divisors, whose sum is σ = 13873634. Its totient is φ = 13873632.

The previous prime is 13873627. The next prime is 13873661. The reversal of 13873633 is 33637831.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9345249 + 4528384 = 3057^2 + 2128^2 .

It is a cyclic number.

It is not a de Polignac number, because 13873633 - 2²¹ = 11776481 is a prime.

It is not a weakly prime, because it can be changed into another prime (13873603) 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, 6936816 + 6936817.

It is an arithmetic number, because the mean of its divisors is an integer number (6936817).

Almost surely, 2^13873633 is an apocalyptic number.

It is an amenable number.

13873633 is a deficient number, since it is larger than the sum of its proper divisors (1).

13873633 is an equidigital number, since it uses as much as digits as its factorization.

13873633 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27216, while the sum is 34.

The square root of 13873633 is about 3724.7326078525. The cubic root of 13873633 is about 240.2868849436.

The spelling of 13873633 in words is "thirteen million, eight hundred seventy-three thousand, six hundred thirty-three".