449975 has 12 divisors (see below), whose sum is σ = 572880. Its totient is φ = 350400.

The previous prime is 449971. The next prime is 449987. The reversal of 449975 is 579944.

It is not a de Polignac number, because 449975 - 2² = 449971 is a prime.

It is a plaindrome in base 8.

It is a nialpdrome in base 9.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449971) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 806 + ... + 1244.

It is an arithmetic number, because the mean of its divisors is an integer number (47740).

2⁴⁴⁹⁹⁷⁵ is an apocalyptic number.

449975 is a deficient number, since it is larger than the sum of its proper divisors (122905).

449975 is a wasteful number, since it uses less digits than its factorization.

449975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 490 (or 485 counting only the distinct ones).

The product of its digits is 45360, while the sum is 38.

The square root of 449975 is about 670.8017590913. The cubic root of 449975 is about 76.6295241215.

The spelling of 449975 in words is "four hundred forty-nine thousand, nine hundred seventy-five".