53244000 has 384 divisors, whose sum is σ = 212284800. Its totient is φ = 12902400.

The previous prime is 53243989. The next prime is 53244007. The reversal of 53244000 is 44235.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53244007) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1835986 + ... + 1836014.

It is an arithmetic number, because the mean of its divisors is an integer number (552825).

Almost surely, 2^53244000 is an apocalyptic number.

53244000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53244000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (106142400).

53244000 is an abundant number, since it is smaller than the sum of its proper divisors (159040800).

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

53244000 is a wasteful number, since it uses less digits than its factorization.

53244000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80 (or 56 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

The square root of 53244000 is about 7296.8486348560. The cubic root of 53244000 is about 376.2041293880.

Adding to 53244000 its reverse (44235), we get a palindrome (53288235).

The spelling of 53244000 in words is "fifty-three million, two hundred forty-four thousand".