53545200 has 60 divisors (see below), whose sum is σ = 171526968. Its totient is φ = 14278400.

The previous prime is 53545183. The next prime is 53545201. The reversal of 53545200 is 254535.

It is a tau number, because it is divible by the number of its divisors (60).

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 (53545201) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21111 + ... + 23510.

Almost surely, 2^53545200 is an apocalyptic number.

53545200 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

53545200 is an abundant number, since it is smaller than the sum of its proper divisors (117981768).

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

53545200 is a wasteful number, since it uses less digits than its factorization.

53545200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44642 (or 44631 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 24.

The square root of 53545200 is about 7317.4585752159. The cubic root of 53545200 is about 376.9121884102.

Adding to 53545200 its reverse (254535), we get a palindrome (53799735).

The spelling of 53545200 in words is "fifty-three million, five hundred forty-five thousand, two hundred".