4539000 has 128 divisors (see below), whose sum is σ = 15163200. Its totient is φ = 1126400.

The previous prime is 4538999. The next prime is 4539011. The reversal of 4539000 is 9354.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 50956 + ... + 51044.

Almost surely, 2^4539000 is an apocalyptic number.

4539000 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 4539000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7581600).

4539000 is an abundant number, since it is smaller than the sum of its proper divisors (10624200).

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

4539000 is a wasteful number, since it uses less digits than its factorization.

4539000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130 (or 116 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 4539000 is about 2130.4929007157. The cubic root of 4539000 is about 165.5719362465.

It can be divided in two parts, 453 and 9000, that added together give a triangular number (9453 = T₁₃₇).

The spelling of 4539000 in words is "four million, five hundred thirty-nine thousand".