449000002 has 16 divisors (see below), whose sum is σ = 742305312. Its totient is φ = 201985920.

The previous prime is 448999987. The next prime is 449000009. The reversal of 449000002 is 200000944.

It is not an unprimeable number, because it can be changed into a prime (449000009) 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, 103068 + ... + 107335.

It is an arithmetic number, because the mean of its divisors is an integer number (46394082).

Almost surely, 2^449000002 is an apocalyptic number.

449000002 is a deficient number, since it is larger than the sum of its proper divisors (293305310).

449000002 is a wasteful number, since it uses less digits than its factorization.

449000002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210513.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 449000002 is about 21189.6201476100. The cubic root of 449000002 is about 765.7413759225.

Adding to 449000002 its reverse (200000944), we get a palindrome (649000946).

The spelling of 449000002 in words is "four hundred forty-nine million, two", and thus it is an aban number.