447045712 has 20 divisors (see below), whose sum is σ = 867122080. Its totient is φ = 223272288.

The previous prime is 447045671. The next prime is 447045721. The reversal of 447045712 is 217540744.

It is a happy number.

It is a super-3 number, since 3×447045712³ (a number of 27 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 498 + ... + 29905.

It is an arithmetic number, because the mean of its divisors is an integer number (43356104).

Almost surely, 2^447045712 is an apocalyptic number.

It is an amenable number.

447045712 is a deficient number, since it is larger than the sum of its proper divisors (420076368).

447045712 is a wasteful number, since it uses less digits than its factorization.

447045712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31330 (or 31324 counting only the distinct ones).

The product of its (nonzero) digits is 31360, while the sum is 34.

The square root of 447045712 is about 21143.4555359336. The cubic root of 447045712 is about 764.6287871061.

The spelling of 447045712 in words is "four hundred forty-seven million, forty-five thousand, seven hundred twelve".