3938468022 has 40 divisors (see below), whose sum is σ = 8828679816. Its totient is φ = 1312288128.

The previous prime is 3938467969. The next prime is 3938468069. The reversal of 3938468022 is 2208648393.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 728413 + ... + 733799.

Almost surely, 2^3938468022 is an apocalyptic number.

3938468022 is an abundant number, since it is smaller than the sum of its proper divisors (4890211794).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3938468022 is a wasteful number, since it uses less digits than its factorization.

3938468022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9914 (or 9905 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 45.

The square root of 3938468022 is about 62757.2148999619. The cubic root of 3938468022 is about 1579.2192935739.

The spelling of 3938468022 in words is "three billion, nine hundred thirty-eight million, four hundred sixty-eight thousand, twenty-two".