449338397 has 8 divisors (see below), whose sum is σ = 476370432. Its totient is φ = 423090000.

The previous prime is 449338369. The next prime is 449338447. The reversal of 449338397 is 793833944.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 449338397 - 2¹⁶ = 449272861 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449338297) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 194729 + ... + 197022.

It is an arithmetic number, because the mean of its divisors is an integer number (59546304).

Almost surely, 2^449338397 is an apocalyptic number.

It is an amenable number.

449338397 is a deficient number, since it is larger than the sum of its proper divisors (27032035).

449338397 is a wasteful number, since it uses less digits than its factorization.

449338397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 391819.

The product of its digits is 1959552, while the sum is 50.

The square root of 449338397 is about 21197.6035673847. The cubic root of 449338397 is about 765.9336981064.

The spelling of 449338397 in words is "four hundred forty-nine million, three hundred thirty-eight thousand, three hundred ninety-seven".