4551800 has 48 divisors (see below), whose sum is σ = 11550600. Its totient is φ = 1654400.

The previous prime is 4551793. The next prime is 4551817. The reversal of 4551800 is 81554.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1166 + ... + 3234.

Almost surely, 2^4551800 is an apocalyptic number.

4551800 is a gapful number since it is divisible by the number (40) 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 4551800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5775300).

4551800 is an abundant number, since it is smaller than the sum of its proper divisors (6998800).

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

4551800 is a wasteful number, since it uses less digits than its factorization.

4551800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2096 (or 2087 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 23.

The square root of 4551800 is about 2133.4947855573. The cubic root of 4551800 is about 165.7274280387.

The spelling of 4551800 in words is "four million, five hundred fifty-one thousand, eight hundred".