3938472282292 has 12 divisors (see below), whose sum is σ = 6892361086660. Its totient is φ = 1969226257536.

The previous prime is 3938472282271. The next prime is 3938472282293. The reversal of 3938472282292 is 2922822748393.

It can be written as a sum of positive squares in 2 ways, for example, as 1602239513616 + 2336232768676 = 1265796^2 + 1528474^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 3938472282292.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3938472282293) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1534917 + ... + 3198892.

Almost surely, 2^{3938472282292} is an apocalyptic number.

It is an amenable number.

3938472282292 is a deficient number, since it is larger than the sum of its proper divisors (2953888804368).

3938472282292 is a wasteful number, since it uses less digits than its factorization.

3938472282292 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4941810 (or 4941808 counting only the distinct ones).

The product of its digits is 41803776, while the sum is 61.

The spelling of 3938472282292 in words is "three trillion, nine hundred thirty-eight billion, four hundred seventy-two million, two hundred eighty-two thousand, two hundred ninety-two".