447560749 has 8 divisors (see below), whose sum is σ = 467349120. Its totient is φ = 427799856.

The previous prime is 447560731. The next prime is 447560753. The reversal of 447560749 is 947065744.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 447560749 - 2²³ = 439172141 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 447560699 and 447560708.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (447560149) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30907 + ... + 43015.

It is an arithmetic number, because the mean of its divisors is an integer number (58418640).

Almost surely, 2^447560749 is an apocalyptic number.

It is an amenable number.

447560749 is a deficient number, since it is larger than the sum of its proper divisors (19788371).

447560749 is a wasteful number, since it uses less digits than its factorization.

447560749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13739.

The product of its (nonzero) digits is 846720, while the sum is 46.

The square root of 447560749 is about 21155.6316143007. The cubic root of 447560749 is about 764.9223148648.

The spelling of 447560749 in words is "four hundred forty-seven million, five hundred sixty thousand, seven hundred forty-nine".