53424433 has 2 divisors, whose sum is σ = 53424434. Its totient is φ = 53424432.

The previous prime is 53424407. The next prime is 53424443. The reversal of 53424433 is 33442435.

53424433 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 52664049 + 760384 = 7257^2 + 872^2 .

It is a cyclic number.

It is not a de Polignac number, because 53424433 - 2²¹ = 51327281 is a prime.

It is not a weakly prime, because it can be changed into another prime (53424403) 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, 26712216 + 26712217.

It is an arithmetic number, because the mean of its divisors is an integer number (26712217).

Almost surely, 2^53424433 is an apocalyptic number.

It is an amenable number.

53424433 is a deficient number, since it is larger than the sum of its proper divisors (1).

53424433 is an equidigital number, since it uses as much as digits as its factorization.

53424433 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17280, while the sum is 28.

The square root of 53424433 is about 7309.2019400205. The cubic root of 53424433 is about 376.6286098114.

Adding to 53424433 its reverse (33442435), we get a palindrome (86866868).

The spelling of 53424433 in words is "fifty-three million, four hundred twenty-four thousand, four hundred thirty-three".