5551200 has 144 divisors (see below), whose sum is σ = 20154960. Its totient is φ = 1474560.

The previous prime is 5551193. The next prime is 5551237. The reversal of 5551200 is 21555.

It is a tau number, because it is divible by the number of its divisors (144).

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 23 ways as a sum of consecutive naturals, for example, 21472 + ... + 21728.

It is an arithmetic number, because the mean of its divisors is an integer number (139965).

Almost surely, 2^5551200 is an apocalyptic number.

5551200 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 5551200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10077480).

5551200 is an abundant number, since it is smaller than the sum of its proper divisors (14603760).

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

5551200 is a wasteful number, since it uses less digits than its factorization.

5551200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286 (or 267 counting only the distinct ones).

The product of its (nonzero) digits is 250, while the sum is 18.

The square root of 5551200 is about 2356.0984699286. The cubic root of 5551200 is about 177.0634647451.

Adding to 5551200 its reverse (21555), we get a palindrome (5572755).

The spelling of 5551200 in words is "five million, five hundred fifty-one thousand, two hundred".