4534542 has 40 divisors (see below), whose sum is σ = 10611216. Its totient is φ = 1444608.

The previous prime is 4534501. The next prime is 4534549. The reversal of 4534542 is 2454354.

It is a super-2 number, since 2×4534542² = 41124142299528, which contains 22 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4534549) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3118 + ... + 4334.

Almost surely, 2^4534542 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4534542, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5305608).

4534542 is an abundant number, since it is smaller than the sum of its proper divisors (6076674).

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

4534542 is a wasteful number, since it uses less digits than its factorization.

4534542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1254 (or 1245 counting only the distinct ones).

The product of its digits is 9600, while the sum is 27.

The square root of 4534542 is about 2129.4464069330. The cubic root of 4534542 is about 165.5177127411.

Adding to 4534542 its reverse (2454354), we get a palindrome (6988896).

The spelling of 4534542 in words is "four million, five hundred thirty-four thousand, five hundred forty-two".