438745162 has 8 divisors (see below), whose sum is σ = 664902756. Its totient is φ = 217110912.

The previous prime is 438745159. The next prime is 438745193. The reversal of 438745162 is 261547834.

It can be written as a sum of positive squares in 2 ways, for example, as 438106761 + 638401 = 20931^2 + 799^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1130593 + ... + 1130980.

Almost surely, 2^438745162 is an apocalyptic number.

438745162 is a deficient number, since it is larger than the sum of its proper divisors (226157594).

438745162 is a wasteful number, since it uses less digits than its factorization.

438745162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2261672.

The product of its digits is 161280, while the sum is 40.

The square root of 438745162 is about 20946.2445798764. The cubic root of 438745162 is about 759.8667598832.

The spelling of 438745162 in words is "four hundred thirty-eight million, seven hundred forty-five thousand, one hundred sixty-two".