1938264375 has 20 divisors (see below), whose sum is σ = 3229410008. Its totient is φ = 1033740000.

The previous prime is 1938264337. The next prime is 1938264409. The reversal of 1938264375 is 5734628391.

It is not a de Polignac number, because 1938264375 - 2⁶ = 1938264311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 514996 + ... + 518745.

Almost surely, 2^1938264375 is an apocalyptic number.

1938264375 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1938264375 is a deficient number, since it is larger than the sum of its proper divisors (1291145633).

1938264375 is an equidigital number, since it uses as much as digits as its factorization.

1938264375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1033764 (or 1033749 counting only the distinct ones).

The product of its digits is 1088640, while the sum is 48.

The square root of 1938264375 is about 44025.7240144895. The cubic root of 1938264375 is about 1246.8216587001.

The spelling of 1938264375 in words is "one billion, nine hundred thirty-eight million, two hundred sixty-four thousand, three hundred seventy-five".