452135450 has 24 divisors (see below), whose sum is σ = 905663388. Its totient is φ = 166942080.

The previous prime is 452135429. The next prime is 452135459. The reversal of 452135450 is 54531254.

It can be written as a sum of positive squares in 6 ways, for example, as 192571129 + 259564321 = 13877^2 + 16111^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (452135459) 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, 347147 + ... + 348446.

Almost surely, 2^452135450 is an apocalyptic number.

452135450 is an abundant number, since it is smaller than the sum of its proper divisors (453527938).

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

452135450 is a wasteful number, since it uses less digits than its factorization.

452135450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 695618 (or 695613 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 29.

The square root of 452135450 is about 21263.4769028962. The cubic root of 452135450 is about 767.5196796335.

The spelling of 452135450 in words is "four hundred fifty-two million, one hundred thirty-five thousand, four hundred fifty".