13238633 has 2 divisors, whose sum is σ = 13238634.
Its totient is φ = 13238632.
The previous prime is 13238627. The next prime is 13238653. The reversal of 13238633 is 33683231.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 6822544 + 6416089 = 2612^2 + 2533^2
It is a cyclic number.
It is not a de Polignac number, because 13238633 - 218 = 12976489 is a prime.
It is a super-2 number, since 2×132386332 = 350522807417378, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 13238596 and 13238605.
It is not a weakly prime, because it can be changed into another prime (13238653) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6619316 + 6619317.
It is an arithmetic number, because the mean of its divisors is an integer number (6619317).
Almost surely, 213238633 is an apocalyptic number.
It is an amenable number.
13238633 is a deficient number, since it is larger than the sum of its proper divisors (1).
13238633 is an equidigital number, since it uses as much as digits as its factorization.
13238633 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 7776, while the sum is 29.
The square root of 13238633 is about 3638.4932320948.
The cubic root of 13238633 is about 236.5634876121.
The spelling of 13238633 in words is "thirteen million, two hundred thirty-eight thousand, six hundred thirty-three".