449719134 has 16 divisors (see below), whose sum is σ = 899679360. Its totient is φ = 149866200.

The previous prime is 449719117. The next prime is 449719147. The reversal of 449719134 is 431917944.

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, 22137 + ... + 37275.

It is an arithmetic number, because the mean of its divisors is an integer number (56229960).

Almost surely, 2^449719134 is an apocalyptic number.

449719134 is an abundant number, since it is smaller than the sum of its proper divisors (449960226).

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

449719134 is a wasteful number, since it uses less digits than its factorization.

449719134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20095.

The product of its digits is 108864, while the sum is 42.

The square root of 449719134 is about 21206.5823271927. The cubic root of 449719134 is about 766.1499693869.

The spelling of 449719134 in words is "four hundred forty-nine million, seven hundred nineteen thousand, one hundred thirty-four".