449723241 has 36 divisors (see below), whose sum is σ = 719402320. Its totient is φ = 270507600.

The previous prime is 449723207. The next prime is 449723243. The reversal of 449723241 is 142327944.

It is not a de Polignac number, because 449723241 - 2⁶ = 449723177 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 449723196 and 449723205.

It is not an unprimeable number, because it can be changed into a prime (449723243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 149886 + ... + 152856.

Almost surely, 2^449723241 is an apocalyptic number.

It is an amenable number.

449723241 is a deficient number, since it is larger than the sum of its proper divisors (269679079).

449723241 is a wasteful number, since it uses less digits than its factorization.

449723241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3138 (or 3124 counting only the distinct ones).

The product of its digits is 48384, while the sum is 36.

The square root of 449723241 is about 21206.6791601137. The cubic root of 449723241 is about 766.1523016339.

The spelling of 449723241 in words is "four hundred forty-nine million, seven hundred twenty-three thousand, two hundred forty-one".