449645124 has 24 divisors (see below), whose sum is σ = 1094788800. Its totient is φ = 143365024.

The previous prime is 449645083. The next prime is 449645129. The reversal of 449645124 is 421546944.

It is not an unprimeable number, because it can be changed into a prime (449645129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 814299 + ... + 814850.

It is an arithmetic number, because the mean of its divisors is an integer number (45616200).

Almost surely, 2^449645124 is an apocalyptic number.

It is an amenable number.

449645124 is an abundant number, since it is smaller than the sum of its proper divisors (645143676).

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

449645124 is a wasteful number, since it uses less digits than its factorization.

449645124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1629179 (or 1629177 counting only the distinct ones).

The product of its digits is 138240, while the sum is 39.

The square root of 449645124 is about 21204.8372783193. The cubic root of 449645124 is about 766.1079388055.

The spelling of 449645124 in words is "four hundred forty-nine million, six hundred forty-five thousand, one hundred twenty-four".