449862717 has 4 divisors (see below), whose sum is σ = 599816960. Its totient is φ = 299908476.

The previous prime is 449862671. The next prime is 449862811. The reversal of 449862717 is 717268944.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 449862717 - 2¹¹ = 449860669 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449860717) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74977117 + ... + 74977122.

It is an arithmetic number, because the mean of its divisors is an integer number (149954240).

Almost surely, 2^449862717 is an apocalyptic number.

It is an amenable number.

449862717 is a deficient number, since it is larger than the sum of its proper divisors (149954243).

449862717 is a wasteful number, since it uses less digits than its factorization.

449862717 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149954242.

The product of its digits is 677376, while the sum is 48.

The square root of 449862717 is about 21209.9673974290. The cubic root of 449862717 is about 766.2314976101.

The spelling of 449862717 in words is "four hundred forty-nine million, eight hundred sixty-two thousand, seven hundred seventeen".