449349837 has 8 divisors (see below), whose sum is σ = 599713920. Its totient is φ = 299276160.

The previous prime is 449349833. The next prime is 449349853. The reversal of 449349837 is 738943944.

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

It is not a de Polignac number, because 449349837 - 2² = 449349833 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 449349837.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449349833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68964 + ... + 75197.

It is an arithmetic number, because the mean of its divisors is an integer number (74964240).

Almost surely, 2^449349837 is an apocalyptic number.

It is an amenable number.

449349837 is a deficient number, since it is larger than the sum of its proper divisors (150364083).

449349837 is a wasteful number, since it uses less digits than its factorization.

449349837 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145203.

The product of its digits is 2612736, while the sum is 51.

The square root of 449349837 is about 21197.8734074907. The cubic root of 449349837 is about 765.9401981869.

The spelling of 449349837 in words is "four hundred forty-nine million, three hundred forty-nine thousand, eight hundred thirty-seven".