53424252 has 48 divisors (see below), whose sum is σ = 158296320. Its totient is φ = 15263856.

The previous prime is 53424229. The next prime is 53424269. The reversal of 53424252 is 25242435.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34578 + ... + 36089.

It is an arithmetic number, because the mean of its divisors is an integer number (3297840).

Almost surely, 2^53424252 is an apocalyptic number.

It is an amenable number.

53424252 is an abundant number, since it is smaller than the sum of its proper divisors (104872068).

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

53424252 is a wasteful number, since it uses less digits than its factorization.

53424252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70687 (or 70679 counting only the distinct ones).

The product of its digits is 9600, while the sum is 27.

The square root of 53424252 is about 7309.1895583573. The cubic root of 53424252 is about 376.6281844763.

Adding to 53424252 its reverse (25242435), we get a palindrome (78666687).

The spelling of 53424252 in words is "fifty-three million, four hundred twenty-four thousand, two hundred fifty-two".