447163000 has 64 divisors (see below), whose sum is σ = 1054216800. Its totient is φ = 177523200.

The previous prime is 447162979. The next prime is 447163007. The reversal of 447163000 is 361744.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (447163007) 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, 137392 + ... + 140608.

Almost surely, 2^447163000 is an apocalyptic number.

447163000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 447163000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (527108400).

447163000 is an abundant number, since it is smaller than the sum of its proper divisors (607053800).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

447163000 is a wasteful number, since it uses less digits than its factorization.

447163000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3377 (or 3363 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 447163000 is about 21146.2289782363. The cubic root of 447163000 is about 764.6956512148.

The spelling of 447163000 in words is "four hundred forty-seven million, one hundred sixty-three thousand".