107721448 has 8 divisors (see below), whose sum is σ = 201977730. Its totient is φ = 53860720.

The previous prime is 107721421. The next prime is 107721479. The reversal of 107721448 is 844127701.

It can be written as a sum of positive squares in only one way, i.e., 87272964 + 20448484 = 9342^2 + 4522^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6732583 + ... + 6732598.

Almost surely, 2^107721448 is an apocalyptic number.

It is an amenable number.

107721448 is a deficient number, since it is larger than the sum of its proper divisors (94256282).

107721448 is a wasteful number, since it uses less digits than its factorization.

107721448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13465187 (or 13465183 counting only the distinct ones).

The product of its (nonzero) digits is 12544, while the sum is 34.

The square root of 107721448 is about 10378.8943534463. The cubic root of 107721448 is about 475.8105429675.

The spelling of 107721448 in words is "one hundred seven million, seven hundred twenty-one thousand, four hundred forty-eight".