54551200 has 72 divisors (see below), whose sum is σ = 145303200. Its totient is φ = 19833600.

The previous prime is 54551191. The next prime is 54551243. The reversal of 54551200 is 215545.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5701 + ... + 11899.

It is an arithmetic number, because the mean of its divisors is an integer number (2018100).

Almost surely, 2^54551200 is an apocalyptic number.

54551200 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 54551200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72651600).

54551200 is an abundant number, since it is smaller than the sum of its proper divisors (90752000).

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

54551200 is a wasteful number, since it uses less digits than its factorization.

54551200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6230 (or 6217 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 22.

The square root of 54551200 is about 7385.8784176291. The cubic root of 54551200 is about 379.2580166058.

Adding to 54551200 its reverse (215545), we get a palindrome (54766745).

The spelling of 54551200 in words is "fifty-four million, five hundred fifty-one thousand, two hundred".