452243022 has 64 divisors (see below), whose sum is σ = 1133568000. Its totient is φ = 116851680.

The previous prime is 452243021. The next prime is 452243093. The reversal of 452243022 is 220342254.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 452242983 and 452243001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (452243021) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 89479 + ... + 94397.

It is an arithmetic number, because the mean of its divisors is an integer number (17712000).

Almost surely, 2^452243022 is an apocalyptic number.

452243022 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 452243022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (566784000).

452243022 is an abundant number, since it is smaller than the sum of its proper divisors (681324978).

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

452243022 is a wasteful number, since it uses less digits than its factorization.

452243022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5141.

The product of its (nonzero) digits is 3840, while the sum is 24.

The square root of 452243022 is about 21266.0062541136. The cubic root of 452243022 is about 767.5805441966.

Adding to 452243022 its reverse (220342254), we get a palindrome (672585276).

The spelling of 452243022 in words is "four hundred fifty-two million, two hundred forty-three thousand, twenty-two".