449399499 has 4 divisors (see below), whose sum is σ = 599199336. Its totient is φ = 299599664.

The previous prime is 449399473. The next prime is 449399501. The reversal of 449399499 is 994993944.

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 449399499 - 2¹⁷ = 449268427 is a prime.

It is not an unprimeable number, because it can be changed into a prime (449399459) 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, 74899914 + ... + 74899919.

It is an arithmetic number, because the mean of its divisors is an integer number (149799834).

Almost surely, 2^449399499 is an apocalyptic number.

449399499 is a deficient number, since it is larger than the sum of its proper divisors (149799837).

449399499 is a wasteful number, since it uses less digits than its factorization.

449399499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149799836.

The product of its digits is 11337408, while the sum is 60.

The square root of 449399499 is about 21199.0447662153. The cubic root of 449399499 is about 765.9684143025.

The spelling of 449399499 in words is "four hundred forty-nine million, three hundred ninety-nine thousand, four hundred ninety-nine".