53247800 has 24 divisors (see below), whose sum is σ = 123801600. Its totient is φ = 21299040.

The previous prime is 53247797. The next prime is 53247809. The reversal of 53247800 is 874235.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53247809) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 132920 + ... + 133319.

It is an arithmetic number, because the mean of its divisors is an integer number (5158400).

Almost surely, 2^53247800 is an apocalyptic number.

53247800 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

53247800 is an abundant number, since it is smaller than the sum of its proper divisors (70553800).

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

53247800 is a wasteful number, since it uses less digits than its factorization.

53247800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266255 (or 266246 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 53247800 is about 7297.1090165901. The cubic root of 53247800 is about 376.2130790142.

The spelling of 53247800 in words is "fifty-three million, two hundred forty-seven thousand, eight hundred".