52253532 has 24 divisors (see below), whose sum is σ = 135472400. Its totient is φ = 17417808.

The previous prime is 52253491. The next prime is 52253543. The reversal of 52253532 is 23535225.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 52253496 and 52253505.

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, 241807 + ... + 242022.

Almost surely, 2^52253532 is an apocalyptic number.

It is an amenable number.

52253532 is an abundant number, since it is smaller than the sum of its proper divisors (83218868).

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

52253532 is a wasteful number, since it uses less digits than its factorization.

52253532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 483842 (or 483834 counting only the distinct ones).

The product of its digits is 9000, while the sum is 27.

The square root of 52253532 is about 7228.6604568205. The cubic root of 52253532 is about 373.8567421057.

Adding to 52253532 its reverse (23535225), we get a palindrome (75788757).

The spelling of 52253532 in words is "fifty-two million, two hundred fifty-three thousand, five hundred thirty-two".