452209427 has 2 divisors, whose sum is σ = 452209428. Its totient is φ = 452209426.

The previous prime is 452209423. The next prime is 452209451. The reversal of 452209427 is 724902254.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 452209427 - 2² = 452209423 is a prime.

It is not a weakly prime, because it can be changed into another prime (452209423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 226104713 + 226104714.

It is an arithmetic number, because the mean of its divisors is an integer number (226104714).

Almost surely, 2^452209427 is an apocalyptic number.

452209427 is a deficient number, since it is larger than the sum of its proper divisors (1).

452209427 is an equidigital number, since it uses as much as digits as its factorization.

452209427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 452209427 is about 21265.2163638182. The cubic root of 452209427 is about 767.5615370805.

The spelling of 452209427 in words is "four hundred fifty-two million, two hundred nine thousand, four hundred twenty-seven".