447694812 has 72 divisors (see below), whose sum is σ = 1149005312. Its totient is φ = 146966400.

The previous prime is 447694811. The next prime is 447694823. The reversal of 447694812 is 218496744.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (447694811) 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, 827262 + ... + 827802.

Almost surely, 2^447694812 is an apocalyptic number.

It is an amenable number.

447694812 is an abundant number, since it is smaller than the sum of its proper divisors (701310500).

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

447694812 is a wasteful number, since it uses less digits than its factorization.

447694812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 859 (or 854 counting only the distinct ones).

The product of its digits is 387072, while the sum is 45.

The square root of 447694812 is about 21158.7998714483. The cubic root of 447694812 is about 764.9986825557.

The spelling of 447694812 in words is "four hundred forty-seven million, six hundred ninety-four thousand, eight hundred twelve".