53251152 has 20 divisors (see below), whose sum is σ = 137565600. Its totient is φ = 17750368.

The previous prime is 53251151. The next prime is 53251153. The reversal of 53251152 is 25115235.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (53251151) and next prime (53251153).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53251151) 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, 554652 + ... + 554747.

It is an arithmetic number, because the mean of its divisors is an integer number (6878280).

Almost surely, 2^53251152 is an apocalyptic number.

It is an amenable number.

53251152 is an abundant number, since it is smaller than the sum of its proper divisors (84314448).

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

53251152 is a wasteful number, since it uses less digits than its factorization.

53251152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1109410 (or 1109404 counting only the distinct ones).

The product of its digits is 1500, while the sum is 24.

The square root of 53251152 is about 7297.3386929757. The cubic root of 53251152 is about 376.2209731730.

Adding to 53251152 its reverse (25115235), we get a palindrome (78366387).

The spelling of 53251152 in words is "fifty-three million, two hundred fifty-one thousand, one hundred fifty-two".