449156048 has 80 divisors (see below), whose sum is σ = 1058235840. Its totient is φ = 182016000.

The previous prime is 449156041. The next prime is 449156051. The reversal of 449156048 is 840651944.

It is a junction number, because it is equal to n+sod(n) for n = 449155996 and 449156014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449156041) 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, 52898 + ... + 60798.

It is an arithmetic number, because the mean of its divisors is an integer number (13227948).

Almost surely, 2^449156048 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 449156048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (529117920).

449156048 is an abundant number, since it is smaller than the sum of its proper divisors (609079792).

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

449156048 is a wasteful number, since it uses less digits than its factorization.

449156048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7956 (or 7950 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 41.

The square root of 449156048 is about 21193.3019607611. The cubic root of 449156048 is about 765.8300745403.

The spelling of 449156048 in words is "four hundred forty-nine million, one hundred fifty-six thousand, forty-eight".