4505436 has 48 divisors (see below), whose sum is σ = 12583200. Its totient is φ = 1385856.

The previous prime is 4505419. The next prime is 4505437. The reversal of 4505436 is 6345054.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4505437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 201 + ... + 3008.

It is an arithmetic number, because the mean of its divisors is an integer number (262150).

Almost surely, 2^4505436 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 4505436, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6291600).

4505436 is an abundant number, since it is smaller than the sum of its proper divisors (8077764).

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

4505436 is a wasteful number, since it uses less digits than its factorization.

4505436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3235 (or 3227 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 4505436 is about 2122.6012343349. The cubic root of 4505436 is about 165.1628144958.

It can be divided in two parts, 450 and 5436, that added together give a triangular number (5886 = T₁₀₈).

The spelling of 4505436 in words is "four million, five hundred five thousand, four hundred thirty-six".