938422679 has 2 divisors, whose sum is σ = 938422680. Its totient is φ = 938422678.

The previous prime is 938422663. The next prime is 938422721. The reversal of 938422679 is 976224839.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 938422679 - 2⁴ = 938422663 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (938422649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 469211339 + 469211340.

It is an arithmetic number, because the mean of its divisors is an integer number (469211340).

Almost surely, 2^938422679 is an apocalyptic number.

938422679 is a deficient number, since it is larger than the sum of its proper divisors (1).

938422679 is an equidigital number, since it uses as much as digits as its factorization.

938422679 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1306368, while the sum is 50.

The square root of 938422679 is about 30633.6853643175. The cubic root of 938422679 is about 979.0378864511.

The spelling of 938422679 in words is "nine hundred thirty-eight million, four hundred twenty-two thousand, six hundred seventy-nine".