447325847 has 4 divisors (see below), whose sum is σ = 448572240. Its totient is φ = 446079456.

The previous prime is 447325829. The next prime is 447325859. The reversal of 447325847 is 748523744.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 447325847 - 2¹² = 447321751 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 447325798 and 447325807.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (447325817) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 622658 + ... + 623375.

It is an arithmetic number, because the mean of its divisors is an integer number (112143060).

Almost surely, 2^447325847 is an apocalyptic number.

447325847 is a deficient number, since it is larger than the sum of its proper divisors (1246393).

447325847 is a wasteful number, since it uses less digits than its factorization.

447325847 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1246392.

The product of its digits is 752640, while the sum is 44.

The square root of 447325847 is about 21150.0791251475. The cubic root of 447325847 is about 764.7884684343.

The spelling of 447325847 in words is "four hundred forty-seven million, three hundred twenty-five thousand, eight hundred forty-seven".