447168772 has 6 divisors (see below), whose sum is σ = 782545358. Its totient is φ = 223584384.

The previous prime is 447168767. The next prime is 447168779. The reversal of 447168772 is 277861744.

It can be written as a sum of positive squares in only one way, i.e., 237961476 + 209207296 = 15426^2 + 14464^2 .

It is not an unprimeable number, because it can be changed into a prime (447168779) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55896093 + ... + 55896100.

Almost surely, 2^447168772 is an apocalyptic number.

It is an amenable number.

447168772 is a deficient number, since it is larger than the sum of its proper divisors (335376586).

447168772 is a wasteful number, since it uses less digits than its factorization.

447168772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111792197 (or 111792195 counting only the distinct ones).

The product of its digits is 526848, while the sum is 46.

The square root of 447168772 is about 21146.3654560305. The cubic root of 447168772 is about 764.6989414425.

The spelling of 447168772 in words is "four hundred forty-seven million, one hundred sixty-eight thousand, seven hundred seventy-two".