449432506 has 16 divisors (see below), whose sum is σ = 691507080. Its totient is φ = 218998080.

The previous prime is 449432497. The next prime is 449432507. The reversal of 449432506 is 605234944.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 286997481 + 162435025 = 16941^2 + 12745^2 .

It is not an unprimeable number, because it can be changed into a prime (449432507) 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, 3601 + ... + 30196.

Almost surely, 2^449432506 is an apocalyptic number.

449432506 is a deficient number, since it is larger than the sum of its proper divisors (242074574).

449432506 is a wasteful number, since it uses less digits than its factorization.

449432506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33969.

The product of its (nonzero) digits is 103680, while the sum is 37.

The square root of 449432506 is about 21199.8232539802. The cubic root of 449432506 is about 765.9871665119.

The spelling of 449432506 in words is "four hundred forty-nine million, four hundred thirty-two thousand, five hundred six".