447955476 has 48 divisors (see below), whose sum is σ = 1108349760. Its totient is φ = 140417280.

The previous prime is 447955471. The next prime is 447955483. The reversal of 447955476 is 674559744.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (447955471) 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, 24066 + ... + 38406.

It is an arithmetic number, because the mean of its divisors is an integer number (23090620).

Almost surely, 2^447955476 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 447955476, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (554174880).

447955476 is an abundant number, since it is smaller than the sum of its proper divisors (660394284).

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

447955476 is a wasteful number, since it uses less digits than its factorization.

447955476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14504 (or 14502 counting only the distinct ones).

The product of its digits is 4233600, while the sum is 51.

The square root of 447955476 is about 21164.9586817456. The cubic root of 447955476 is about 765.1471236537.

The spelling of 447955476 in words is "four hundred forty-seven million, nine hundred fifty-five thousand, four hundred seventy-six".