449489088 has 140 divisors (see below), whose sum is σ = 1375899712. Its totient is φ = 144944640.

The previous prime is 449489041. The next prime is 449489093. The reversal of 449489088 is 880984944.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 159306 + ... + 162102.

Almost surely, 2^449489088 is an apocalyptic number.

449489088 is a gapful number since it is divisible by the number (48) 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 449489088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (687949856).

449489088 is an abundant number, since it is smaller than the sum of its proper divisors (926410624).

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

449489088 is a wasteful number, since it uses less digits than its factorization.

449489088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2852 (or 2833 counting only the distinct ones).

The product of its (nonzero) digits is 2654208, while the sum is 54.

The square root of 449489088 is about 21201.1577042387. The cubic root of 449489088 is about 766.0193102091.

The spelling of 449489088 in words is "four hundred forty-nine million, four hundred eighty-nine thousand, eighty-eight".