447312315 has 32 divisors (see below), whose sum is σ = 738097920. Its totient is φ = 231211136.

The previous prime is 447312287. The next prime is 447312319. The reversal of 447312315 is 513213744.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 447312315 - 2⁸ = 447312059 is a prime.

It is not an unprimeable number, because it can be changed into a prime (447312319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 62596 + ... + 69374.

It is an arithmetic number, because the mean of its divisors is an integer number (23065560).

Almost surely, 2^447312315 is an apocalyptic number.

447312315 is a deficient number, since it is larger than the sum of its proper divisors (290785605).

447312315 is a wasteful number, since it uses less digits than its factorization.

447312315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6923.

The product of its digits is 10080, while the sum is 30.

The square root of 447312315 is about 21149.7592184876. The cubic root of 447312315 is about 764.7807565154.

The spelling of 447312315 in words is "four hundred forty-seven million, three hundred twelve thousand, three hundred fifteen".