452135232 has 42 divisors (see below), whose sum is σ = 1295965658. Its totient is φ = 150711552.

The previous prime is 452135207. The next prime is 452135263. The reversal of 452135232 is 232531254.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 400640256 + 51494976 = 20016^2 + 7176^2 .

It is a junction number, because it is equal to n+sod(n) for n = 452135196 and 452135205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 391903 + ... + 393054.

Almost surely, 2^452135232 is an apocalyptic number.

It is an amenable number.

452135232 is an abundant number, since it is smaller than the sum of its proper divisors (843830426).

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

452135232 is a wasteful number, since it uses less digits than its factorization.

452135232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 784975 (or 784962 counting only the distinct ones).

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

The square root of 452135232 is about 21263.4717767349. The cubic root of 452135232 is about 767.5195562786.

Adding to 452135232 its reverse (232531254), we get a palindrome (684666486).

The spelling of 452135232 in words is "four hundred fifty-two million, one hundred thirty-five thousand, two hundred thirty-two".