447204313 has 2 divisors, whose sum is σ = 447204314. Its totient is φ = 447204312.

The previous prime is 447204293. The next prime is 447204319. The reversal of 447204313 is 313402744.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 387420489 + 59783824 = 19683^2 + 7732^2 .

It is a cyclic number.

It is not a de Polignac number, because 447204313 - 2²¹ = 445107161 is a prime.

It is not a weakly prime, because it can be changed into another prime (447204319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 223602156 + 223602157.

It is an arithmetic number, because the mean of its divisors is an integer number (223602157).

Almost surely, 2^447204313 is an apocalyptic number.

It is an amenable number.

447204313 is a deficient number, since it is larger than the sum of its proper divisors (1).

447204313 is an equidigital number, since it uses as much as digits as its factorization.

447204313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8064, while the sum is 28.

The square root of 447204313 is about 21147.2057965113. The cubic root of 447204313 is about 764.7192003446.

The spelling of 447204313 in words is "four hundred forty-seven million, two hundred four thousand, three hundred thirteen".