338321673 has 12 divisors (see below), whose sum is σ = 501895108. Its totient is φ = 219451680.

The previous prime is 338321593. The next prime is 338321681. The reversal of 338321673 is 376123833.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 199741689 + 138579984 = 14133^2 + 11772^2 .

It is not a de Polignac number, because 338321673 - 2⁹ = 338321161 is a prime.

It is a super-2 number, since 2×338321673² = 228923108843037858, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (338321173) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 507658 + ... + 508323.

Almost surely, 2^338321673 is an apocalyptic number.

It is an amenable number.

338321673 is a deficient number, since it is larger than the sum of its proper divisors (163573435).

338321673 is a wasteful number, since it uses less digits than its factorization.

338321673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1016024 (or 1016021 counting only the distinct ones).

The product of its digits is 54432, while the sum is 36.

The square root of 338321673 is about 18393.5225826920. The cubic root of 338321673 is about 696.8028846474.

The spelling of 338321673 in words is "three hundred thirty-eight million, three hundred twenty-one thousand, six hundred seventy-three".