449696400 has 120 divisors (see below), whose sum is σ = 1446574080. Its totient is φ = 119416320.

The previous prime is 449696371. The next prime is 449696413. The reversal of 449696400 is 4696944.

It is a tau number, because it is divible by the number of its divisors (120).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 350961 + ... + 352239.

It is an arithmetic number, because the mean of its divisors is an integer number (12054784).

Almost surely, 2^449696400 is an apocalyptic number.

449696400 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 449696400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (723287040).

449696400 is an abundant number, since it is smaller than the sum of its proper divisors (996877680).

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

449696400 is a wasteful number, since it uses less digits than its factorization.

449696400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1593 (or 1582 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 42.

The square root of 449696400 is about 21206.0463075982. The cubic root of 449696400 is about 766.1370591461.

The spelling of 449696400 in words is "four hundred forty-nine million, six hundred ninety-six thousand, four hundred".