449819126 has 8 divisors (see below), whose sum is σ = 676340280. Its totient is φ = 224372368.

The previous prime is 449819113. The next prime is 449819131. The reversal of 449819126 is 621918944.

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

It is a super-2 number, since 2×449819126² = 404674492230807752, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 267551 + ... + 269226.

It is an arithmetic number, because the mean of its divisors is an integer number (84542535).

Almost surely, 2^449819126 is an apocalyptic number.

449819126 is a deficient number, since it is larger than the sum of its proper divisors (226521154).

449819126 is a wasteful number, since it uses less digits than its factorization.

449819126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 537198.

The product of its digits is 124416, while the sum is 44.

The square root of 449819126 is about 21208.9397660515. The cubic root of 449819126 is about 766.2067479292.

The spelling of 449819126 in words is "four hundred forty-nine million, eight hundred nineteen thousand, one hundred twenty-six".