4521100 has 36 divisors (see below), whose sum is σ = 10155600. Its totient is φ = 1744960.

The previous prime is 4521079. The next prime is 4521103. The reversal of 4521100 is 11254.

4521100 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4521103) by changing a digit.

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, 2121 + ... + 3679.

It is an arithmetic number, because the mean of its divisors is an integer number (282100).

Almost surely, 2^4521100 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4521100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5077800).

4521100 is an abundant number, since it is smaller than the sum of its proper divisors (5634500).

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

4521100 is a wasteful number, since it uses less digits than its factorization.

4521100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1602 (or 1595 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 13.

The square root of 4521100 is about 2126.2878450483. The cubic root of 4521100 is about 165.3539996857.

Adding to 4521100 its reverse (11254), we get a palindrome (4532354).

The spelling of 4521100 in words is "four million, five hundred twenty-one thousand, one hundred".