53205532 has 24 divisors (see below), whose sum is σ = 97767936. Its totient is φ = 25286448.

The previous prime is 53205521. The next prime is 53205541. The reversal of 53205532 is 23550235.

It is a junction number, because it is equal to n+sod(n) for n = 53205497 and 53205506.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13633 + ... + 17095.

It is an arithmetic number, because the mean of its divisors is an integer number (4073664).

Almost surely, 2^53205532 is an apocalyptic number.

It is an amenable number.

53205532 is a deficient number, since it is larger than the sum of its proper divisors (44562404).

53205532 is a wasteful number, since it uses less digits than its factorization.

53205532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3657 (or 3655 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 25.

The square root of 53205532 is about 7294.2122261420. The cubic root of 53205532 is about 376.1135069262.

Adding to 53205532 its reverse (23550235), we get a palindrome (76755767).

The spelling of 53205532 in words is "fifty-three million, two hundred five thousand, five hundred thirty-two".