53248284 has 72 divisors (see below), whose sum is σ = 143646048. Its totient is φ = 16573440.

The previous prime is 53248271. The next prime is 53248309. The reversal of 53248284 is 48284235.

53248284 is a `hidden beast` number, since 532 + 48 + 2 + 84 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 101944 + ... + 102464.

It is an arithmetic number, because the mean of its divisors is an integer number (1995084).

Almost surely, 2^53248284 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53248284, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71823024).

53248284 is an abundant number, since it is smaller than the sum of its proper divisors (90397764).

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

53248284 is a wasteful number, since it uses less digits than its factorization.

53248284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 715 (or 710 counting only the distinct ones).

The product of its digits is 61440, while the sum is 36.

The square root of 53248284 is about 7297.1421803333. The cubic root of 53248284 is about 376.2142188833.

The spelling of 53248284 in words is "fifty-three million, two hundred forty-eight thousand, two hundred eighty-four".