449019534 has 8 divisors (see below), whose sum is σ = 898039080. Its totient is φ = 149673176.

The previous prime is 449019511. The next prime is 449019541. The reversal of 449019534 is 435910944.

It is a sphenic number, since it is the product of 3 distinct primes.

449019534 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 449019492 and 449019501.

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 3 ways as a sum of consecutive naturals, for example, 37418289 + ... + 37418300.

It is an arithmetic number, because the mean of its divisors is an integer number (112254885).

Almost surely, 2^449019534 is an apocalyptic number.

449019534 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

449019534 is a wasteful number, since it uses less digits than its factorization.

449019534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74836594.

The product of its (nonzero) digits is 77760, while the sum is 39.

The square root of 449019534 is about 21190.0810286322. The cubic root of 449019534 is about 765.7524792956.

The spelling of 449019534 in words is "four hundred forty-nine million, nineteen thousand, five hundred thirty-four".