450321946 has 16 divisors (see below), whose sum is σ = 696199680. Its totient is φ = 218343600.

The previous prime is 450321913. The next prime is 450321953. The reversal of 450321946 is 649123054.

It is a happy number.

It is an unprimeable number.

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, 11730 + ... + 32221.

It is an arithmetic number, because the mean of its divisors is an integer number (43512480).

Almost surely, 2^450321946 is an apocalyptic number.

450321946 is a deficient number, since it is larger than the sum of its proper divisors (245877734).

450321946 is a wasteful number, since it uses less digits than its factorization.

450321946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44109.

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 450321946 is about 21220.7904188322. The cubic root of 450321946 is about 766.4921371675.

The spelling of 450321946 in words is "four hundred fifty million, three hundred twenty-one thousand, nine hundred forty-six".