447746450 has 12 divisors (see below), whose sum is σ = 832808490. Its totient is φ = 179098560.

The previous prime is 447746447. The next prime is 447746477. The reversal of 447746450 is 54647744.

It can be written as a sum of positive squares in 3 ways, for example, as 423824569 + 23921881 = 20587^2 + 4891^2 .

It is a junction number, because it is equal to n+sod(n) for n = 447746398 and 447746407.

It is an unprimeable number.

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 in 5 ways as a sum of consecutive naturals, for example, 4477415 + ... + 4477514.

Almost surely, 2^447746450 is an apocalyptic number.

447746450 is a deficient number, since it is larger than the sum of its proper divisors (385062040).

447746450 is a wasteful number, since it uses less digits than its factorization.

447746450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8954941 (or 8954936 counting only the distinct ones).

The product of its (nonzero) digits is 376320, while the sum is 41.

The square root of 447746450 is about 21160.0200850566. The cubic root of 447746450 is about 765.0280935758.

The spelling of 447746450 in words is "four hundred forty-seven million, seven hundred forty-six thousand, four hundred fifty".