449753 has 8 divisors (see below), whose sum is σ = 467976. Its totient is φ = 432000.

The previous prime is 449741. The next prime is 449759. The reversal of 449753 is 357944.

449753 is nontrivially palindromic in base 15.

It can be written as a sum of positive squares in 4 ways, for example, as 73984 + 375769 = 272^2 + 613^2 .

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 449753 - 2⁶ = 449689 is a prime.

It is a super-2 number, since 2×449753² = 404555522018, which contains 22 as substring.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 449753.

It is not an unprimeable number, because it can be changed into a prime (449759) 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, 4403 + ... + 4503.

It is an arithmetic number, because the mean of its divisors is an integer number (58497).

2⁴⁴⁹⁷⁵³ is an apocalyptic number.

It is an amenable number.

449753 is a deficient number, since it is larger than the sum of its proper divisors (18223).

449753 is a wasteful number, since it uses less digits than its factorization.

449753 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235.

The product of its digits is 15120, while the sum is 32.

The square root of 449753 is about 670.6362650498. The cubic root of 449753 is about 76.6169200489.

Subtracting from 449753 its reverse (357944), we obtain a square (91809 = 303²).

The spelling of 449753 in words is "four hundred forty-nine thousand, seven hundred fifty-three".