447724065 has 16 divisors (see below), whose sum is σ = 719758656. Its totient is φ = 237652800.

The previous prime is 447724063. The next prime is 447724097. The reversal of 447724065 is 560427744.

It is not a de Polignac number, because 447724065 - 2¹ = 447724063 is a prime.

It is not an unprimeable number, because it can be changed into a prime (447724063) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67566 + ... + 73895.

It is an arithmetic number, because the mean of its divisors is an integer number (44984916).

Almost surely, 2^447724065 is an apocalyptic number.

It is an amenable number.

447724065 is a deficient number, since it is larger than the sum of its proper divisors (272034591).

447724065 is a wasteful number, since it uses less digits than its factorization.

447724065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141680.

The product of its (nonzero) digits is 188160, while the sum is 39.

The square root of 447724065 is about 21159.4911328226. The cubic root of 447724065 is about 765.0153442178.

The spelling of 447724065 in words is "four hundred forty-seven million, seven hundred twenty-four thousand, sixty-five".