53432899 has 12 divisors (see below), whose sum is σ = 58073952. Its totient is φ = 49140000.

The previous prime is 53432891. The next prime is 53432903. The reversal of 53432899 is 99823435.

53432899 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 53432899 - 2³ = 53432891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53432891) 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 in 11 ways as a sum of consecutive naturals, for example, 70774 + ... + 71524.

It is an arithmetic number, because the mean of its divisors is an integer number (4839496).

Almost surely, 2^53432899 is an apocalyptic number.

53432899 is a deficient number, since it is larger than the sum of its proper divisors (4641053).

53432899 is a wasteful number, since it uses less digits than its factorization.

53432899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1198 (or 1185 counting only the distinct ones).

The product of its digits is 233280, while the sum is 43.

The square root of 53432899 is about 7309.7810500726. The cubic root of 53432899 is about 376.6485031399.

It can be divided in two parts, 534 and 32899, that added together give a palindrome (33433).

The spelling of 53432899 in words is "fifty-three million, four hundred thirty-two thousand, eight hundred ninety-nine".