448661684 has 6 divisors (see below), whose sum is σ = 785157954. Its totient is φ = 224330840.

The previous prime is 448661683. The next prime is 448661693. The reversal of 448661684 is 486166844.

It can be written as a sum of positive squares in only one way, i.e., 286354084 + 162307600 = 16922^2 + 12740^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (448661683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56082707 + ... + 56082714.

It is an arithmetic number, because the mean of its divisors is an integer number (130859659).

Almost surely, 2^448661684 is an apocalyptic number.

It is an amenable number.

448661684 is a deficient number, since it is larger than the sum of its proper divisors (336496270).

448661684 is a wasteful number, since it uses less digits than its factorization.

448661684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112165425 (or 112165423 counting only the distinct ones).

The product of its digits is 884736, while the sum is 47.

The square root of 448661684 is about 21181.6355364736. The cubic root of 448661684 is about 765.5490008783.

The spelling of 448661684 in words is "four hundred forty-eight million, six hundred sixty-one thousand, six hundred eighty-four".