454542 has 32 divisors (see below), whose sum is σ = 1016064. Its totient is φ = 134400.

The previous prime is 454541. The next prime is 454543. The reversal of 454542 is 245454.

It is an interprime number because it is at equal distance from previous prime (454541) and next prime (454543).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (454541) 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, 4638 + ... + 4734.

It is an arithmetic number, because the mean of its divisors is an integer number (31752).

2⁴⁵⁴⁵⁴² is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 454542, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (508032).

454542 is an abundant number, since it is smaller than the sum of its proper divisors (561522).

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

454542 is a wasteful number, since it uses less digits than its factorization.

454542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184.

The product of its digits is 3200, while the sum is 24.

The square root of 454542 is about 674.1973004989. The cubic root of 454542 is about 76.8879011992.

Adding to 454542 its reverse (245454), we get a palindrome (699996).

The spelling of 454542 in words is "four hundred fifty-four thousand, five hundred forty-two".