449069590 has 8 divisors (see below), whose sum is σ = 808325280. Its totient is φ = 179627832.

The previous prime is 449069581. The next prime is 449069609. The reversal of 449069590 is 95960944.

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

It is a self number, because there is not a number n which added to its sum of digits gives 449069590.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22453470 + ... + 22453489.

It is an arithmetic number, because the mean of its divisors is an integer number (101040660).

Almost surely, 2^449069590 is an apocalyptic number.

449069590 is a deficient number, since it is larger than the sum of its proper divisors (359255690).

449069590 is a wasteful number, since it uses less digits than its factorization.

449069590 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44906966.

The product of its (nonzero) digits is 349920, while the sum is 46.

The square root of 449069590 is about 21191.2621143716. The cubic root of 449069590 is about 765.7809332039.

The spelling of 449069590 in words is "four hundred forty-nine million, sixty-nine thousand, five hundred ninety".