449547 has 8 divisors (see below), whose sum is σ = 685056. Its totient is φ = 256872.

The previous prime is 449543. The next prime is 449549. The reversal of 449547 is 745944.

It is a happy number.

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

It is not a de Polignac number, because 449547 - 2² = 449543 is a prime.

It is not an unprimeable number, because it can be changed into a prime (449543) 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, 10683 + ... + 10724.

It is an arithmetic number, because the mean of its divisors is an integer number (85632).

2⁴⁴⁹⁵⁴⁷ is an apocalyptic number.

449547 is a deficient number, since it is larger than the sum of its proper divisors (235509).

449547 is a wasteful number, since it uses less digits than its factorization.

449547 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21417.

The product of its digits is 20160, while the sum is 33.

The square root of 449547 is about 670.4826619682. The cubic root of 449547 is about 76.6052206673.

It can be divided in two parts, 44 and 9547, that added together give a triangular number (9591 = T₁₃₈).

The spelling of 449547 in words is "four hundred forty-nine thousand, five hundred forty-seven".