452734721 has 4 divisors (see below), whose sum is σ = 456039492. Its totient is φ = 449429952.

The previous prime is 452734699. The next prime is 452734729. The reversal of 452734721 is 127437254.

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 357399025 + 95335696 = 18905^2 + 9764^2 .

It is a cyclic number.

It is not a de Polignac number, because 452734721 - 2⁶ = 452734657 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (452734729) 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, 1652180 + ... + 1652453.

It is an arithmetic number, because the mean of its divisors is an integer number (114009873).

Almost surely, 2^452734721 is an apocalyptic number.

It is an amenable number.

452734721 is a deficient number, since it is larger than the sum of its proper divisors (3304771).

452734721 is a wasteful number, since it uses less digits than its factorization.

452734721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3304770.

The product of its digits is 47040, while the sum is 35.

The square root of 452734721 is about 21277.5637938181. The cubic root of 452734721 is about 767.8586261629.

It can be divided in two parts, 45273 and 4721, that added together give a palindrome (49994).

The spelling of 452734721 in words is "four hundred fifty-two million, seven hundred thirty-four thousand, seven hundred twenty-one".