452342609 has 4 divisors (see below), whose sum is σ = 467940660. Its totient is φ = 436744560.

The previous prime is 452342603. The next prime is 452342621. The reversal of 452342609 is 906243254.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 324720400 + 127622209 = 18020^2 + 11297^2 .

It is a cyclic number.

It is not a de Polignac number, because 452342609 - 2²⁰ = 451294033 is a prime.

It is a super-2 number, since 2×452342609² = 409227671833853762, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (452342603) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7798982 + ... + 7799039.

It is an arithmetic number, because the mean of its divisors is an integer number (116985165).

Almost surely, 2^452342609 is an apocalyptic number.

It is an amenable number.

452342609 is a deficient number, since it is larger than the sum of its proper divisors (15598051).

452342609 is a wasteful number, since it uses less digits than its factorization.

452342609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15598050.

The product of its (nonzero) digits is 51840, while the sum is 35.

The square root of 452342609 is about 21268.3475850852. The cubic root of 452342609 is about 767.6368822197.

The spelling of 452342609 in words is "four hundred fifty-two million, three hundred forty-two thousand, six hundred nine".