449049147 has 16 divisors (see below), whose sum is σ = 608798592. Its totient is φ = 294374720.

The previous prime is 449049143. The next prime is 449049151. The reversal of 449049147 is 741940944.

It is an interprime number because it is at equal distance from previous prime (449049143) and next prime (449049151).

It is a cyclic number.

It is not a de Polignac number, because 449049147 - 2² = 449049143 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 449049099 and 449049108.

It is not an unprimeable number, because it can be changed into a prime (449049143) 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 15 ways as a sum of consecutive naturals, for example, 38872 + ... + 49082.

It is an arithmetic number, because the mean of its divisors is an integer number (38049912).

Almost surely, 2^449049147 is an apocalyptic number.

449049147 is a deficient number, since it is larger than the sum of its proper divisors (159749445).

449049147 is a wasteful number, since it uses less digits than its factorization.

449049147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10458.

The product of its (nonzero) digits is 145152, while the sum is 42.

The square root of 449049147 is about 21190.7797638501. The cubic root of 449049147 is about 765.7693128095.

The spelling of 449049147 in words is "four hundred forty-nine million, forty-nine thousand, one hundred forty-seven".