53432663 has 4 divisors (see below), whose sum is σ = 54033120. Its totient is φ = 52832208.

The previous prime is 53432647. The next prime is 53432669. The reversal of 53432663 is 36623435.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 53432663 - 2⁴ = 53432647 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53432669) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 300095 + ... + 300272.

It is an arithmetic number, because the mean of its divisors is an integer number (13508280).

Almost surely, 2^53432663 is an apocalyptic number.

53432663 is a deficient number, since it is larger than the sum of its proper divisors (600457).

53432663 is an equidigital number, since it uses as much as digits as its factorization.

53432663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 600456.

The product of its digits is 38880, while the sum is 32.

The square root of 53432663 is about 7309.7649073004. The cubic root of 53432663 is about 376.6479486178.

The spelling of 53432663 in words is "fifty-three million, four hundred thirty-two thousand, six hundred sixty-three".