449670 has 32 divisors (see below), whose sum is σ = 1163232. Its totient is φ = 110592.

The previous prime is 449663. The next prime is 449671. The reversal of 449670 is 76944.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 449670.

It is not an unprimeable number, because it can be changed into a prime (449671) by changing a digit.

449670 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 187 + ... + 966.

It is an arithmetic number, because the mean of its divisors is an integer number (36351).

2⁴⁴⁹⁶⁷⁰ is an apocalyptic number.

449670 is an abundant number, since it is smaller than the sum of its proper divisors (713562).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

449670 is a wasteful number, since it uses less digits than its factorization.

449670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1176.

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 449670 is about 670.5743806618. The cubic root of 449670 is about 76.6122066502.

The spelling of 449670 in words is "four hundred forty-nine thousand, six hundred seventy".