447546049 has 4 divisors (see below), whose sum is σ = 451977300. Its totient is φ = 443114800.

The previous prime is 447546017. The next prime is 447546089. The reversal of 447546049 is 940645744.

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

It can be written as a sum of positive squares in 2 ways, for example, as 389786049 + 57760000 = 19743^2 + 7600^2 .

It is a cyclic number.

It is not a de Polignac number, because 447546049 - 2⁵ = 447546017 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 447545996 and 447546014.

It is not an unprimeable number, because it can be changed into a prime (447546089) 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, 2215474 + ... + 2215675.

It is an arithmetic number, because the mean of its divisors is an integer number (112994325).

Almost surely, 2^447546049 is an apocalyptic number.

It is an amenable number.

447546049 is a deficient number, since it is larger than the sum of its proper divisors (4431251).

447546049 is a wasteful number, since it uses less digits than its factorization.

447546049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4431250.

The product of its (nonzero) digits is 483840, while the sum is 43.

The square root of 447546049 is about 21155.2841862264. The cubic root of 447546049 is about 764.9139402243.

The spelling of 447546049 in words is "four hundred forty-seven million, five hundred forty-six thousand, forty-nine".