53030016 has 96 divisors (see below), whose sum is σ = 164384220. Its totient is φ = 16312320.

The previous prime is 53030011. The next prime is 53030041. The reversal of 53030016 is 61003035.

It can be written as a sum of positive squares in 2 ways, for example, as 50126400 + 2903616 = 7080^2 + 1704^2 .

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (53030011) 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, 13206 + ... + 16746.

Almost surely, 2^53030016 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 53030016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82192110).

53030016 is an abundant number, since it is smaller than the sum of its proper divisors (111354204).

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

53030016 is a wasteful number, since it uses less digits than its factorization.

53030016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3574 (or 3559 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 18.

The square root of 53030016 is about 7282.1711048286. The cubic root of 53030016 is about 375.6994731549.

The spelling of 53030016 in words is "fifty-three million, thirty thousand, sixteen".