1938276196 has 12 divisors (see below), whose sum is σ = 3393468540. Its totient is φ = 968713760.

The previous prime is 1938276181. The next prime is 1938276227. The reversal of 1938276196 is 6916728391.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1234116900 + 704159296 = 35130^2 + 26536^2 .

It is a super-2 number, since 2×1938276196² = 7513829223960460832, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95695 + ... + 114166.

It is an arithmetic number, because the mean of its divisors is an integer number (282789045).

Almost surely, 2^1938276196 is an apocalyptic number.

It is an amenable number.

1938276196 is a deficient number, since it is larger than the sum of its proper divisors (1455192344).

1938276196 is a wasteful number, since it uses less digits than its factorization.

1938276196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212174 (or 212172 counting only the distinct ones).

The product of its digits is 979776, while the sum is 52.

The square root of 1938276196 is about 44025.8582653422. The cubic root of 1938276196 is about 1246.8241933817.

The spelling of 1938276196 in words is "one billion, nine hundred thirty-eight million, two hundred seventy-six thousand, one hundred ninety-six".