53663829 has 8 divisors (see below), whose sum is σ = 71797152. Its totient is φ = 35653200.

The previous prime is 53663803. The next prime is 53663837. The reversal of 53663829 is 92836635.

53663829 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 53663829 - 2²¹ = 51566677 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53663839) 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 7 ways as a sum of consecutive naturals, for example, 29647 + ... + 31404.

It is an arithmetic number, because the mean of its divisors is an integer number (8974644).

Almost surely, 2^53663829 is an apocalyptic number.

It is an amenable number.

53663829 is a deficient number, since it is larger than the sum of its proper divisors (18133323).

53663829 is a wasteful number, since it uses less digits than its factorization.

53663829 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61347.

The product of its digits is 233280, while the sum is 42.

The square root of 53663829 is about 7325.5599785955. The cubic root of 53663829 is about 377.1903318377.

The spelling of 53663829 in words is "fifty-three million, six hundred sixty-three thousand, eight hundred twenty-nine".