448991846 has 16 divisors (see below), whose sum is σ = 688573440. Its totient is φ = 219477960.

The previous prime is 448991843. The next prime is 448991849. The reversal of 448991846 is 648199844.

It is an interprime number because it is at equal distance from previous prime (448991843) and next prime (448991849).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (448991843) 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, 108035 + ... + 112113.

It is an arithmetic number, because the mean of its divisors is an integer number (43035840).

Almost surely, 2^448991846 is an apocalyptic number.

448991846 is a deficient number, since it is larger than the sum of its proper divisors (239581594).

448991846 is a wasteful number, since it uses less digits than its factorization.

448991846 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5299.

The product of its digits is 1990656, while the sum is 53.

The square root of 448991846 is about 21189.4276940176. The cubic root of 448991846 is about 765.7367393787.

The spelling of 448991846 in words is "four hundred forty-eight million, nine hundred ninety-one thousand, eight hundred forty-six".