449257246 has 8 divisors (see below), whose sum is σ = 680833440. Its totient is φ = 222312768.

The previous prime is 449257139. The next prime is 449257297. The reversal of 449257246 is 642752944.

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

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, 1157686 + ... + 1158073.

It is an arithmetic number, because the mean of its divisors is an integer number (85104180).

Almost surely, 2^449257246 is an apocalyptic number.

449257246 is a deficient number, since it is larger than the sum of its proper divisors (231576194).

449257246 is a wasteful number, since it uses less digits than its factorization.

449257246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2315858.

The product of its digits is 483840, while the sum is 43.

The square root of 449257246 is about 21195.6893258983. The cubic root of 449257246 is about 765.8875858459.

The spelling of 449257246 in words is "four hundred forty-nine million, two hundred fifty-seven thousand, two hundred forty-six".