447381476 has 6 divisors (see below), whose sum is σ = 782917590. Its totient is φ = 223690736.

The previous prime is 447381457. The next prime is 447381479. The reversal of 447381476 is 674183744.

It can be written as a sum of positive squares in only one way, i.e., 415752100 + 31629376 = 20390^2 + 5624^2 .

It is not an unprimeable number, because it can be changed into a prime (447381479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55922681 + ... + 55922688.

It is an arithmetic number, because the mean of its divisors is an integer number (130486265).

Almost surely, 2^447381476 is an apocalyptic number.

It is an amenable number.

447381476 is a deficient number, since it is larger than the sum of its proper divisors (335536114).

447381476 is a wasteful number, since it uses less digits than its factorization.

447381476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111845373 (or 111845371 counting only the distinct ones).

The product of its digits is 451584, while the sum is 44.

The square root of 447381476 is about 21151.3941857269. The cubic root of 447381476 is about 764.8201698994.

The spelling of 447381476 in words is "four hundred forty-seven million, three hundred eighty-one thousand, four hundred seventy-six".