53819853 has 8 divisors (see below), whose sum is σ = 74234400. Its totient is φ = 34642608.

The previous prime is 53819851. The next prime is 53819861. The reversal of 53819853 is 35891835.

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

It is not a de Polignac number, because 53819853 - 2¹ = 53819851 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53819851) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 309223 + ... + 309396.

It is an arithmetic number, because the mean of its divisors is an integer number (9279300).

Almost surely, 2^53819853 is an apocalyptic number.

It is an amenable number.

53819853 is a deficient number, since it is larger than the sum of its proper divisors (20414547).

53819853 is a wasteful number, since it uses less digits than its factorization.

53819853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 618651.

The product of its digits is 129600, while the sum is 42.

The square root of 53819853 is about 7336.2015375806. The cubic root of 53819853 is about 377.5555300386. Note that the first 4 decimals are identical.

The spelling of 53819853 in words is "fifty-three million, eight hundred nineteen thousand, eight hundred fifty-three".