3939955022 has 16 divisors (see below), whose sum is σ = 6229081440. Its totient is φ = 1866158112.

The previous prime is 3939955009. The next prime is 3939955043. The reversal of 3939955022 is 2205599393.

It is a happy number.

It is a super-3 number, since 3×3939955022³ (a number of 30 digits) contains 333 as substring.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 637778 + ... + 643925.

It is an arithmetic number, because the mean of its divisors is an integer number (389317590).

Almost surely, 2^3939955022 is an apocalyptic number.

3939955022 is a deficient number, since it is larger than the sum of its proper divisors (2289126418).

3939955022 is a wasteful number, since it uses less digits than its factorization.

3939955022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1281787.

The product of its (nonzero) digits is 656100, while the sum is 47.

The square root of 3939955022 is about 62769.0610253172. The cubic root of 3939955022 is about 1579.4180175108.

The spelling of 3939955022 in words is "three billion, nine hundred thirty-nine million, nine hundred fifty-five thousand, twenty-two".