452320697 has 4 divisors (see below), whose sum is σ = 452593380. Its totient is φ = 452048016.

The previous prime is 452320667. The next prime is 452320699. The reversal of 452320697 is 796023254.

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 196672576 + 255648121 = 14024^2 + 15989^2 .

It is a cyclic number.

It is not a de Polignac number, because 452320697 - 2⁶ = 452320633 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 452320697.

It is not an unprimeable number, because it can be changed into a prime (452320699) 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, 133838 + ... + 137175.

It is an arithmetic number, because the mean of its divisors is an integer number (113148345).

Almost surely, 2^452320697 is an apocalyptic number.

It is an amenable number.

452320697 is a deficient number, since it is larger than the sum of its proper divisors (272683).

452320697 is a wasteful number, since it uses less digits than its factorization.

452320697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272682.

The product of its (nonzero) digits is 90720, while the sum is 38.

The square root of 452320697 is about 21267.8324471489. The cubic root of 452320697 is about 767.6244869463.

The spelling of 452320697 in words is "four hundred fifty-two million, three hundred twenty thousand, six hundred ninety-seven".