449276160 has 144 divisors (see below), whose sum is σ = 1454019840. Its totient is φ = 118210560.

The previous prime is 449276129. The next prime is 449276167. The reversal of 449276160 is 61672944.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (449276167) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 302620 + ... + 304100.

It is an arithmetic number, because the mean of its divisors is an integer number (10097360).

Almost surely, 2^449276160 is an apocalyptic number.

449276160 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 449276160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (727009920).

449276160 is an abundant number, since it is smaller than the sum of its proper divisors (1004743680).

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

449276160 is a wasteful number, since it uses less digits than its factorization.

449276160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1584 (or 1570 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 39.

The square root of 449276160 is about 21196.1354968305. The cubic root of 449276160 is about 765.8983338042.

The spelling of 449276160 in words is "four hundred forty-nine million, two hundred seventy-six thousand, one hundred sixty".