449858 has 4 divisors (see below), whose sum is σ = 674790. Its totient is φ = 224928.

The previous prime is 449851. The next prime is 449879. The reversal of 449858 is 858944.

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

It can be written as a sum of positive squares in only one way, i.e., 380689 + 69169 = 617^2 + 263^2 .

It is not an unprimeable number, because it can be changed into a prime (449851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112463 + ... + 112466.

2⁴⁴⁹⁸⁵⁸ is an apocalyptic number.

449858 is a deficient number, since it is larger than the sum of its proper divisors (224932).

449858 is a wasteful number, since it uses less digits than its factorization.

449858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224931.

The product of its digits is 46080, while the sum is 38.

The square root of 449858 is about 670.7145443480. The cubic root of 449858 is about 76.6228819514.

The spelling of 449858 in words is "four hundred forty-nine thousand, eight hundred fifty-eight".