4561500 has 48 divisors (see below), whose sum is σ = 13287456. Its totient is φ = 1216000.

The previous prime is 4561489. The next prime is 4561507. The reversal of 4561500 is 51654.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4561507) 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 15 ways as a sum of consecutive naturals, for example, 21 + ... + 3020.

It is an arithmetic number, because the mean of its divisors is an integer number (276822).

Almost surely, 2^4561500 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 4561500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6643728).

4561500 is an abundant number, since it is smaller than the sum of its proper divisors (8725956).

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

4561500 is a wasteful number, since it uses less digits than its factorization.

4561500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3063 (or 3051 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 4561500 is about 2135.7668412072. The cubic root of 4561500 is about 165.8450676163.

The spelling of 4561500 in words is "four million, five hundred sixty-one thousand, five hundred".