449477238 has 16 divisors (see below), whose sum is σ = 1027376640. Its totient is φ = 128422056.

The previous prime is 449477213. The next prime is 449477251. The reversal of 449477238 is 832774944.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5350878 + ... + 5350961.

It is an arithmetic number, because the mean of its divisors is an integer number (64211040).

Almost surely, 2^449477238 is an apocalyptic number.

449477238 is an abundant number, since it is smaller than the sum of its proper divisors (577899402).

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

449477238 is a wasteful number, since it uses less digits than its factorization.

449477238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10701851.

The product of its digits is 1354752, while the sum is 48.

The square root of 449477238 is about 21200.8782365260. The cubic root of 449477238 is about 766.0125785599.

The spelling of 449477238 in words is "four hundred forty-nine million, four hundred seventy-seven thousand, two hundred thirty-eight".