53305084 has 48 divisors (see below), whose sum is σ = 111202560. Its totient is φ = 21882240.

The previous prime is 53305069. The next prime is 53305093. The reversal of 53305084 is 48050335.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 67339 + ... + 68125.

It is an arithmetic number, because the mean of its divisors is an integer number (2316720).

Almost surely, 2^53305084 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 53305084, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55601280).

53305084 is an abundant number, since it is smaller than the sum of its proper divisors (57897476).

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

53305084 is a wasteful number, since it uses less digits than its factorization.

53305084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 898 (or 896 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 53305084 is about 7301.0330775857. The cubic root of 53305084 is about 376.3479407139.

The spelling of 53305084 in words is "fifty-three million, three hundred five thousand, eighty-four".