447727005 has 24 divisors (see below), whose sum is σ = 846612000. Its totient is φ = 217079520.

The previous prime is 447726991. The next prime is 447727009. The reversal of 447727005 is 500727744.

It is a happy number.

It is not a de Polignac number, because 447727005 - 2¹³ = 447718813 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (447727009) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 451755 + ... + 452744.

It is an arithmetic number, because the mean of its divisors is an integer number (35275500).

Almost surely, 2^447727005 is an apocalyptic number.

447727005 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

447727005 is a deficient number, since it is larger than the sum of its proper divisors (398884995).

447727005 is a wasteful number, since it uses less digits than its factorization.

447727005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 904521 (or 904518 counting only the distinct ones).

The product of its (nonzero) digits is 54880, while the sum is 36.

The square root of 447727005 is about 21159.5606050787. The cubic root of 447727005 is about 765.0170187166.

The spelling of 447727005 in words is "four hundred forty-seven million, seven hundred twenty-seven thousand, five".