452496721 has 2 divisors, whose sum is σ = 452496722. Its totient is φ = 452496720.

The previous prime is 452496689. The next prime is 452496731. The reversal of 452496721 is 127694254.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 429981696 + 22515025 = 20736^2 + 4745^2 .

It is a cyclic number.

It is not a de Polignac number, because 452496721 - 2⁵ = 452496689 is a prime.

It is not a weakly prime, because it can be changed into another prime (452496731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 226248360 + 226248361.

It is an arithmetic number, because the mean of its divisors is an integer number (226248361).

Almost surely, 2^452496721 is an apocalyptic number.

It is an amenable number.

452496721 is a deficient number, since it is larger than the sum of its proper divisors (1).

452496721 is an equidigital number, since it uses as much as digits as its factorization.

452496721 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 120960, while the sum is 40.

The square root of 452496721 is about 21271.9703130669. The cubic root of 452496721 is about 767.7240496457.

The spelling of 452496721 in words is "four hundred fifty-two million, four hundred ninety-six thousand, seven hundred twenty-one".