53527012 has 108 divisors (see below), whose sum is σ = 125025852. Its totient is φ = 19958400.

The previous prime is 53526997. The next prime is 53527021. The reversal of 53527012 is 21072535.

It can be written as a sum of positive squares in 2 ways, for example, as 22791076 + 30735936 = 4774^2 + 5544^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 877462 + ... + 877522.

Almost surely, 2^53527012 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 53527012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62512926).

53527012 is an abundant number, since it is smaller than the sum of its proper divisors (71498840).

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

53527012 is a wasteful number, since it uses less digits than its factorization.

53527012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138 (or 118 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 25.

The square root of 53527012 is about 7316.2156884553. The cubic root of 53527012 is about 376.8695076146.

Adding to 53527012 its reverse (21072535), we get a palindrome (74599547).

The spelling of 53527012 in words is "fifty-three million, five hundred twenty-seven thousand, twelve".