449642325 has 48 divisors (see below), whose sum is σ = 821376000. Its totient is φ = 215217600.

The previous prime is 449642309. The next prime is 449642327. The reversal of 449642325 is 523246944.

It is not a de Polignac number, because 449642325 - 2⁴ = 449642309 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449642327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 61726 + ... + 68624.

It is an arithmetic number, because the mean of its divisors is an integer number (17112000).

Almost surely, 2^449642325 is an apocalyptic number.

It is an amenable number.

449642325 is a deficient number, since it is larger than the sum of its proper divisors (371733675).

449642325 is a wasteful number, since it uses less digits than its factorization.

449642325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7002 (or 6997 counting only the distinct ones).

The product of its digits is 207360, while the sum is 39.

The square root of 449642325 is about 21204.7712791249. The cubic root of 449642325 is about 766.1063491514.

The spelling of 449642325 in words is "four hundred forty-nine million, six hundred forty-two thousand, three hundred twenty-five".