449686348 has 12 divisors (see below), whose sum is σ = 787122952. Its totient is φ = 224794080.

The previous prime is 449686343. The next prime is 449686399. The reversal of 449686348 is 843686944.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 449686295 and 449686304.

It is not an unprimeable number, because it can be changed into a prime (449686343) 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, 15136 + ... + 33592.

Almost surely, 2^449686348 is an apocalyptic number.

It is an amenable number.

449686348 is a deficient number, since it is larger than the sum of its proper divisors (337436604).

449686348 is a wasteful number, since it uses less digits than its factorization.

449686348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24552 (or 24550 counting only the distinct ones).

The product of its digits is 3981312, while the sum is 52.

The square root of 449686348 is about 21205.8092983975. The cubic root of 449686348 is about 766.1313506525.

The spelling of 449686348 in words is "four hundred forty-nine million, six hundred eighty-six thousand, three hundred forty-eight".