53811336 has 32 divisors (see below), whose sum is σ = 135129600. Its totient is φ = 17856960.

The previous prime is 53811323. The next prime is 53811337. The reversal of 53811336 is 63311835.

It is not an unprimeable number, because it can be changed into a prime (53811337) 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, 601 + ... + 10391.

It is an arithmetic number, because the mean of its divisors is an integer number (4222800).

Almost surely, 2^53811336 is an apocalyptic number.

It is an amenable number.

53811336 is an abundant number, since it is smaller than the sum of its proper divisors (81318264).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53811336 is a wasteful number, since it uses less digits than its factorization.

53811336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10029 (or 10025 counting only the distinct ones).

The product of its digits is 6480, while the sum is 30.

The square root of 53811336 is about 7335.6210371038. The cubic root of 53811336 is about 377.5356129144.

The spelling of 53811336 in words is "fifty-three million, eight hundred eleven thousand, three hundred thirty-six".