452532321 has 12 divisors (see below), whose sum is σ = 654406272. Its totient is φ = 301342776.

The previous prime is 452532319. The next prime is 452532349. The reversal of 452532321 is 123235254.

It is a happy number.

It is not a de Polignac number, because 452532321 - 2¹ = 452532319 is a prime.

It is not an unprimeable number, because it can be changed into a prime (452530321) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20361 + ... + 36326.

It is an arithmetic number, because the mean of its divisors is an integer number (54533856).

Almost surely, 2^452532321 is an apocalyptic number.

It is an amenable number.

452532321 is a deficient number, since it is larger than the sum of its proper divisors (201873951).

452532321 is a wasteful number, since it uses less digits than its factorization.

452532321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57580 (or 57577 counting only the distinct ones).

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

The square root of 452532321 is about 21272.8070785216. The cubic root of 452532321 is about 767.7441825794.

Adding to 452532321 its reverse (123235254), we get a palindrome (575767575).

It can be divided in two parts, 45253 and 2321, that added together give a palindrome (47574).

The spelling of 452532321 in words is "four hundred fifty-two million, five hundred thirty-two thousand, three hundred twenty-one".