449481884 has 6 divisors (see below), whose sum is σ = 786593304. Its totient is φ = 224740940.

The previous prime is 449481869. The next prime is 449481889. The reversal of 449481884 is 488184944.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449481889) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56185232 + ... + 56185239.

It is an arithmetic number, because the mean of its divisors is an integer number (131098884).

Almost surely, 2^449481884 is an apocalyptic number.

It is an amenable number.

449481884 is a deficient number, since it is larger than the sum of its proper divisors (337111420).

449481884 is a wasteful number, since it uses less digits than its factorization.

449481884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112370475 (or 112370473 counting only the distinct ones).

The product of its digits is 1179648, while the sum is 50.

The square root of 449481884 is about 21200.9878071754. The cubic root of 449481884 is about 766.0152178349.

The spelling of 449481884 in words is "four hundred forty-nine million, four hundred eighty-one thousand, eight hundred eighty-four".