1938314395 has 16 divisors (see below), whose sum is σ = 2342412000. Its totient is φ = 1539733248.

The previous prime is 1938314377. The next prime is 1938314423. The reversal of 1938314395 is 5934138391.

It is a cyclic number.

It is not a de Polignac number, because 1938314395 - 2¹³ = 1938306203 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 466236 + ... + 470374.

It is an arithmetic number, because the mean of its divisors is an integer number (146400750).

Almost surely, 2^1938314395 is an apocalyptic number.

1938314395 is a deficient number, since it is larger than the sum of its proper divisors (404097605).

1938314395 is a wasteful number, since it uses less digits than its factorization.

1938314395 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4782.

The product of its digits is 349920, while the sum is 46.

The square root of 1938314395 is about 44026.2920877968. The cubic root of 1938314395 is about 1246.8323840143.

The spelling of 1938314395 in words is "one billion, nine hundred thirty-eight million, three hundred fourteen thousand, three hundred ninety-five".