930305938 has 4 divisors (see below), whose sum is σ = 1395458910. Its totient is φ = 465152968.

The previous prime is 930305933. The next prime is 930305947. The reversal of 930305938 is 839503039.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 586463089 + 343842849 = 24217^2 + 18543^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 930305938.

It is not an unprimeable number, because it can be changed into a prime (930305933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 232576483 + ... + 232576486.

Almost surely, 2^930305938 is an apocalyptic number.

930305938 is a deficient number, since it is larger than the sum of its proper divisors (465152972).

930305938 is a wasteful number, since it uses less digits than its factorization.

930305938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 465152971.

The product of its (nonzero) digits is 87480, while the sum is 40.

The square root of 930305938 is about 30500.9170026083. The cubic root of 930305938 is about 976.2070303725.

The spelling of 930305938 in words is "nine hundred thirty million, three hundred five thousand, nine hundred thirty-eight".