450644038 has 32 divisors (see below), whose sum is σ = 756064512. Its totient is φ = 200102400.

The previous prime is 450644011. The next prime is 450644039. The reversal of 450644038 is 830446054.

It is a junction number, because it is equal to n+sod(n) for n = 450643994 and 450644012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450644039) 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 15 ways as a sum of consecutive naturals, for example, 74923 + ... + 80713.

It is an arithmetic number, because the mean of its divisors is an integer number (23627016).

Almost surely, 2^450644038 is an apocalyptic number.

450644038 is a deficient number, since it is larger than the sum of its proper divisors (305420474).

450644038 is a wasteful number, since it uses less digits than its factorization.

450644038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5920.

The product of its (nonzero) digits is 46080, while the sum is 34.

The square root of 450644038 is about 21228.3781292872. The cubic root of 450644038 is about 766.6748376781.

The spelling of 450644038 in words is "four hundred fifty million, six hundred forty-four thousand, thirty-eight".