938421671 has 6 divisors (see below), whose sum is σ = 1031488416. Its totient is φ = 853110500.

The previous prime is 938421629. The next prime is 938421691. The reversal of 938421671 is 176124839.

It is not a de Polignac number, because 938421671 - 2²⁶ = 871312807 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (938421611) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3877655 + ... + 3877896.

It is an arithmetic number, because the mean of its divisors is an integer number (171914736).

Almost surely, 2^938421671 is an apocalyptic number.

938421671 is a deficient number, since it is larger than the sum of its proper divisors (93066745).

938421671 is a wasteful number, since it uses less digits than its factorization.

938421671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7755573 (or 7755562 counting only the distinct ones).

The product of its digits is 72576, while the sum is 41.

The square root of 938421671 is about 30633.6689118362. The cubic root of 938421671 is about 979.0375359088.

The spelling of 938421671 in words is "nine hundred thirty-eight million, four hundred twenty-one thousand, six hundred seventy-one".