3938022106 has 4 divisors (see below), whose sum is σ = 5907033162. Its totient is φ = 1969011052.

The previous prime is 3938022091. The next prime is 3938022131. The reversal of 3938022106 is 6012208393.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6012208393 = 28789 ⋅208837.

It can be written as a sum of positive squares in only one way, i.e., 3873942081 + 64080025 = 62241^2 + 8005^2 .

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 as a sum of consecutive naturals, namely, 984505525 + ... + 984505528.

Almost surely, 2^3938022106 is an apocalyptic number.

3938022106 is a deficient number, since it is larger than the sum of its proper divisors (1969011056).

3938022106 is a wasteful number, since it uses less digits than its factorization.

3938022106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1969011055.

The product of its (nonzero) digits is 15552, while the sum is 34.

The square root of 3938022106 is about 62753.6620923433. The cubic root of 3938022106 is about 1579.1596912341.

The spelling of 3938022106 in words is "three billion, nine hundred thirty-eight million, twenty-two thousand, one hundred six".