449530038 has 12 divisors (see below), whose sum is σ = 973981788. Its totient is φ = 149843340.

The previous prime is 449530021. The next prime is 449530049. The reversal of 449530038 is 830035944.

It is a junction number, because it is equal to n+sod(n) for n = 449529984 and 449530011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12486928 + ... + 12486963.

It is an arithmetic number, because the mean of its divisors is an integer number (81165149).

Almost surely, 2^449530038 is an apocalyptic number.

449530038 is an abundant number, since it is smaller than the sum of its proper divisors (524451750).

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

449530038 is a wasteful number, since it uses less digits than its factorization.

449530038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24973899 (or 24973896 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 449530038 is about 21202.1234313924. The cubic root of 449530038 is about 766.0425718329.

The spelling of 449530038 in words is "four hundred forty-nine million, five hundred thirty thousand, thirty-eight".