438601316 has 6 divisors (see below), whose sum is σ = 767552310. Its totient is φ = 219300656.

The previous prime is 438601291. The next prime is 438601327. The reversal of 438601316 is 613106834.

It can be written as a sum of positive squares in only one way, i.e., 318479716 + 120121600 = 17846^2 + 10960^2 .

It is a super-2 number, since 2×438601316² = 384742228793863712, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54825161 + ... + 54825168.

It is an arithmetic number, because the mean of its divisors is an integer number (127925385).

Almost surely, 2^438601316 is an apocalyptic number.

It is an amenable number.

438601316 is a deficient number, since it is larger than the sum of its proper divisors (328950994).

438601316 is a wasteful number, since it uses less digits than its factorization.

438601316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109650333 (or 109650331 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 438601316 is about 20942.8106041190. The cubic root of 438601316 is about 759.7837080717.

The spelling of 438601316 in words is "four hundred thirty-eight million, six hundred one thousand, three hundred sixteen".