452209273 has 2 divisors, whose sum is σ = 452209274. Its totient is φ = 452209272.

The previous prime is 452209223. The next prime is 452209283. The reversal of 452209273 is 372902254.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 309478464 + 142730809 = 17592^2 + 11947^2 .

It is a cyclic number.

It is not a de Polignac number, because 452209273 - 2¹³ = 452201081 is a prime.

It is not a weakly prime, because it can be changed into another prime (452209223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 226104636 + 226104637.

It is an arithmetic number, because the mean of its divisors is an integer number (226104637).

Almost surely, 2^452209273 is an apocalyptic number.

It is an amenable number.

452209273 is a deficient number, since it is larger than the sum of its proper divisors (1).

452209273 is an equidigital number, since it uses as much as digits as its factorization.

452209273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 452209273 is about 21265.2127428813. The cubic root of 452209273 is about 767.5614499494.

The spelling of 452209273 in words is "four hundred fifty-two million, two hundred nine thousand, two hundred seventy-three".