53323200 has 378 divisors, whose sum is σ = 226424744. Its totient is φ = 11658240.

The previous prime is 53323187. The next prime is 53323243. The reversal of 53323200 is 232335.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 2318389 + ... + 2318411.

Almost surely, 2^53323200 is an apocalyptic number.

53323200 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 53323200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (113212372).

53323200 is an abundant number, since it is smaller than the sum of its proper divisors (173101544).

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

53323200 is a wasteful number, since it uses less digits than its factorization.

53323200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81 (or 40 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 18.

The square root of 53323200 is about 7302.2736185383. The cubic root of 53323200 is about 376.3905704630.

Adding to 53323200 its reverse (232335), we get a palindrome (53555535).

The spelling of 53323200 in words is "fifty-three million, three hundred twenty-three thousand, two hundred".