449064239 has 4 divisors (see below), whose sum is σ = 483607656. Its totient is φ = 414520824.

The previous prime is 449064229. The next prime is 449064269. The reversal of 449064239 is 932460944.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 449064239 - 2⁴ = 449064223 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 449064196 and 449064205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449064229) 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, 17271689 + ... + 17271714.

It is an arithmetic number, because the mean of its divisors is an integer number (120901914).

Almost surely, 2^449064239 is an apocalyptic number.

449064239 is a deficient number, since it is larger than the sum of its proper divisors (34543417).

449064239 is a wasteful number, since it uses less digits than its factorization.

449064239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34543416.

The product of its (nonzero) digits is 186624, while the sum is 41.

The square root of 449064239 is about 21191.1358591275. The cubic root of 449064239 is about 765.7778915743. Note that the first 3 decimals are identical.

The spelling of 449064239 in words is "four hundred forty-nine million, sixty-four thousand, two hundred thirty-nine".