449392899 has 8 divisors (see below), whose sum is σ = 599588032. Its totient is φ = 299396520.

The previous prime is 449392873. The next prime is 449392907. The reversal of 449392899 is 998293944.

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

It is not a de Polignac number, because 449392899 - 2⁹ = 449392387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (449392819) 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, 44329 + ... + 53514.

It is an arithmetic number, because the mean of its divisors is an integer number (74948504).

Almost surely, 2^449392899 is an apocalyptic number.

449392899 is a deficient number, since it is larger than the sum of its proper divisors (150195133).

449392899 is a wasteful number, since it uses less digits than its factorization.

449392899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99377.

The product of its digits is 5038848, while the sum is 57.

The square root of 449392899 is about 21198.8890982523. The cubic root of 449392899 is about 765.9646645458.

The spelling of 449392899 in words is "four hundred forty-nine million, three hundred ninety-two thousand, eight hundred ninety-nine".