449378010 has 64 divisors (see below), whose sum is σ = 1202808960. Its totient is φ = 119387520.

The previous prime is 449378009. The next prime is 449378023. The reversal of 449378010 is 10873944.

It is a happy number.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 72909 + ... + 78831.

It is an arithmetic number, because the mean of its divisors is an integer number (18793890).

Almost surely, 2^449378010 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 449378010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (601404480).

449378010 is an abundant number, since it is smaller than the sum of its proper divisors (753430950).

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

449378010 is a wasteful number, since it uses less digits than its factorization.

449378010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6220 (or 6214 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 449378010 is about 21198.5379212813. The cubic root of 449378010 is about 765.9562053009.

The spelling of 449378010 in words is "four hundred forty-nine million, three hundred seventy-eight thousand, ten".