452542100 has 54 divisors (see below), whose sum is σ = 1017235674. Its totient is φ = 174742400.

The previous prime is 452542067. The next prime is 452542121. The reversal of 452542100 is 1245254.

It is a happy number.

It can be written as a sum of positive squares in 9 ways, for example, as 144048004 + 308494096 = 12002^2 + 17564^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 81410 + ... + 86790.

Almost surely, 2^452542100 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 452542100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (508617837).

452542100 is an abundant number, since it is smaller than the sum of its proper divisors (564693574).

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

452542100 is a wasteful number, since it uses less digits than its factorization.

452542100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5453 (or 5417 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 23.

The square root of 452542100 is about 21273.0369247082. The cubic root of 452542100 is about 767.7497127304.

Adding to 452542100 its reverse (1245254), we get a palindrome (453787354).

The spelling of 452542100 in words is "four hundred fifty-two million, five hundred forty-two thousand, one hundred".