448366149 has 24 divisors (see below), whose sum is σ = 807448512. Its totient is φ = 232917120.

The previous prime is 448366147. The next prime is 448366157. The reversal of 448366149 is 941663844.

448366149 is a `hidden beast` number, since 448 + 3 + 66 + 149 = 666.

It is not a de Polignac number, because 448366149 - 2¹ = 448366147 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (448366147) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 322804 + ... + 324189.

It is an arithmetic number, because the mean of its divisors is an integer number (33643688).

Almost surely, 2^448366149 is an apocalyptic number.

It is an amenable number.

448366149 is a deficient number, since it is larger than the sum of its proper divisors (359082363).

448366149 is a wasteful number, since it uses less digits than its factorization.

448366149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 647017 (or 647014 counting only the distinct ones).

The product of its digits is 497664, while the sum is 45.

The square root of 448366149 is about 21174.6581790592. The cubic root of 448366149 is about 765.3808740345.

The spelling of 448366149 in words is "four hundred forty-eight million, three hundred sixty-six thousand, one hundred forty-nine".