447340465 has 96 divisors (see below), whose sum is σ = 711504000. Its totient is φ = 265973760.

The previous prime is 447340451. The next prime is 447340519. The reversal of 447340465 is 564043744.

It is not a de Polignac number, because 447340465 - 2¹⁹ = 446816177 is a prime.

It is a super-2 number, since 2×447340465² = 400226983252832450, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3002211 + ... + 3002359.

It is an arithmetic number, because the mean of its divisors is an integer number (7411500).

Almost surely, 2^447340465 is an apocalyptic number.

It is an amenable number.

447340465 is a deficient number, since it is larger than the sum of its proper divisors (264163535).

447340465 is a wasteful number, since it uses less digits than its factorization.

447340465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227 (or 214 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 37.

The square root of 447340465 is about 21150.4247002277. The cubic root of 447340465 is about 764.7967990923.

The spelling of 447340465 in words is "four hundred forty-seven million, three hundred forty thousand, four hundred sixty-five".