449671425 has 48 divisors (see below), whose sum is σ = 869468160. Its totient is φ = 200773440.

The previous prime is 449671373. The next prime is 449671427. The reversal of 449671425 is 524176944.

It is not a de Polignac number, because 449671425 - 2⁷ = 449671297 is a prime.

It is not an unprimeable number, because it can be changed into a prime (449671427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 12616 + ... + 32534.

It is an arithmetic number, because the mean of its divisors is an integer number (18113920).

Almost surely, 2^449671425 is an apocalyptic number.

It is an amenable number.

449671425 is a deficient number, since it is larger than the sum of its proper divisors (419796735).

449671425 is a wasteful number, since it uses less digits than its factorization.

449671425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19982 (or 19977 counting only the distinct ones).

The product of its digits is 241920, while the sum is 42.

The square root of 449671425 is about 21205.4574343493. The cubic root of 449671425 is about 766.1228757791.

The spelling of 449671425 in words is "four hundred forty-nine million, six hundred seventy-one thousand, four hundred twenty-five".