1938875252 has 24 divisors (see below), whose sum is σ = 3546135936. Its totient is φ = 925826528.

The previous prime is 1938875233. The next prime is 1938875297. The reversal of 1938875252 is 2525788391.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1938875252.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43238 + ... + 75810.

It is an arithmetic number, because the mean of its divisors is an integer number (147755664).

Almost surely, 2^1938875252 is an apocalyptic number.

It is an amenable number.

1938875252 is a deficient number, since it is larger than the sum of its proper divisors (1607260684).

1938875252 is a wasteful number, since it uses less digits than its factorization.

1938875252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33247 (or 33245 counting only the distinct ones).

The product of its digits is 1209600, while the sum is 50.

The square root of 1938875252 is about 44032.6611959804. The cubic root of 1938875252 is about 1246.9526306291.

The spelling of 1938875252 in words is "one billion, nine hundred thirty-eight million, eight hundred seventy-five thousand, two hundred fifty-two".