449369885 has 16 divisors (see below), whose sum is σ = 547392384. Its totient is φ = 354090432.

The previous prime is 449369873. The next prime is 449369939. The reversal of 449369885 is 588963944.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 449369885 - 2⁶ = 449369821 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 449369885.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 153344 + ... + 156246.

It is an arithmetic number, because the mean of its divisors is an integer number (34212024).

Almost surely, 2^449369885 is an apocalyptic number.

It is an amenable number.

449369885 is a deficient number, since it is larger than the sum of its proper divisors (98022499).

449369885 is a wasteful number, since it uses less digits than its factorization.

449369885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3364.

The product of its digits is 7464960, while the sum is 56.

The square root of 449369885 is about 21198.3462798398. The cubic root of 449369885 is about 765.9515889708.

The spelling of 449369885 in words is "four hundred forty-nine million, three hundred sixty-nine thousand, eight hundred eighty-five".