53086284 has 36 divisors (see below), whose sum is σ = 136727136. Its totient is φ = 17360928.

The previous prime is 53086283. The next prime is 53086289. The reversal of 53086284 is 48268035.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (53086283) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12004 + ... + 15819.

It is an arithmetic number, because the mean of its divisors is an integer number (3797976).

Almost surely, 2^53086284 is an apocalyptic number.

It is an amenable number.

53086284 is an abundant number, since it is smaller than the sum of its proper divisors (83640852).

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

53086284 is a wasteful number, since it uses less digits than its factorization.

53086284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27886 (or 27881 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 36.

The square root of 53086284 is about 7286.0334888058. The cubic root of 53086284 is about 375.8323060112.

The spelling of 53086284 in words is "fifty-three million, eighty-six thousand, two hundred eighty-four".