449285994 has 16 divisors (see below), whose sum is σ = 998413440. Its totient is φ = 149761980.

The previous prime is 449285971. The next prime is 449285999. The reversal of 449285994 is 499582944.

449285994 is a `hidden beast` number, since 4 + 49 + 2 + 8 + 599 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54), and also a Moran number because the ratio is a prime number: 8320111 = 449285994 / (4 + 4 + 9 + 2 + 8 + 5 + 9 + 9 + 4).

It is a self number, because there is not a number n which added to its sum of digits gives 449285994.

It is not an unprimeable number, because it can be changed into a prime (449285999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4160002 + ... + 4160109.

It is an arithmetic number, because the mean of its divisors is an integer number (62400840).

Almost surely, 2^449285994 is an apocalyptic number.

449285994 is an abundant number, since it is smaller than the sum of its proper divisors (549127446).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

449285994 is a wasteful number, since it uses less digits than its factorization.

449285994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8320122 (or 8320116 counting only the distinct ones).

The product of its digits is 3732480, while the sum is 54.

The square root of 449285994 is about 21196.3674718099. The cubic root of 449285994 is about 765.9039218960.

The spelling of 449285994 in words is "four hundred forty-nine million, two hundred eighty-five thousand, nine hundred ninety-four".