53531052 has 12 divisors (see below), whose sum is σ = 124905816. Its totient is φ = 17843680.

The previous prime is 53531047. The next prime is 53531053. The reversal of 53531052 is 25013535.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (53531053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2230449 + ... + 2230472.

It is an arithmetic number, because the mean of its divisors is an integer number (10408818).

Almost surely, 2^53531052 is an apocalyptic number.

It is an amenable number.

53531052 is an abundant number, since it is smaller than the sum of its proper divisors (71374764).

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

53531052 is a wasteful number, since it uses less digits than its factorization.

53531052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4460928 (or 4460926 counting only the distinct ones).

The product of its (nonzero) digits is 2250, while the sum is 24.

The square root of 53531052 is about 7316.4917822683. The cubic root of 53531052 is about 376.8789888992.

Adding to 53531052 its reverse (25013535), we get a palindrome (78544587).

The spelling of 53531052 in words is "fifty-three million, five hundred thirty-one thousand, fifty-two".