53853863 has 8 divisors (see below), whose sum is σ = 62466432. Its totient is φ = 45471096.

The previous prime is 53853857. The next prime is 53853871. The reversal of 53853863 is 36835835.

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

It is a cyclic number.

It is not a de Polignac number, because 53853863 - 2⁶ = 53853799 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53853863.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53853823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56945 + ... + 57882.

It is an arithmetic number, because the mean of its divisors is an integer number (7808304).

Almost surely, 2^53853863 is an apocalyptic number.

53853863 is a deficient number, since it is larger than the sum of its proper divisors (8612569).

53853863 is a wasteful number, since it uses less digits than its factorization.

53853863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114901.

The product of its digits is 259200, while the sum is 41.

The square root of 53853863 is about 7338.5191285436. The cubic root of 53853863 is about 377.6350419599.

The spelling of 53853863 in words is "fifty-three million, eight hundred fifty-three thousand, eight hundred sixty-three".