36405533 has 2 divisors, whose sum is σ = 36405534. Its totient is φ = 36405532.

The previous prime is 36405529. The next prime is 36405547. The reversal of 36405533 is 33550463.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32512804 + 3892729 = 5702^2 + 1973^2 .

It is a cyclic number.

It is not a de Polignac number, because 36405533 - 2² = 36405529 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 36405496 and 36405505.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36405503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18202766 + 18202767.

It is an arithmetic number, because the mean of its divisors is an integer number (18202767).

Almost surely, 2^36405533 is an apocalyptic number.

It is an amenable number.

36405533 is a deficient number, since it is larger than the sum of its proper divisors (1).

36405533 is an equidigital number, since it uses as much as digits as its factorization.

36405533 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16200, while the sum is 29.

The square root of 36405533 is about 6033.6997770854. The cubic root of 36405533 is about 331.4279505237.

Adding to 36405533 its reverse (33550463), we get a palindrome (69955996).

The spelling of 36405533 in words is "thirty-six million, four hundred five thousand, five hundred thirty-three".