3938204722 has 16 divisors (see below), whose sum is σ = 6145892352. Its totient is φ = 1890574560.

The previous prime is 3938204687. The next prime is 3938204731. The reversal of 3938204722 is 2274028393.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 242203 + ... + 257950.

It is an arithmetic number, because the mean of its divisors is an integer number (384118272).

Almost surely, 2^3938204722 is an apocalyptic number.

3938204722 is a deficient number, since it is larger than the sum of its proper divisors (2207687630).

3938204722 is a wasteful number, since it uses less digits than its factorization.

3938204722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500313.

The product of its (nonzero) digits is 145152, while the sum is 40.

The square root of 3938204722 is about 62755.1170981299. The cubic root of 3938204722 is about 1579.1841007270.

It can be divided in two parts, 39 and 38204722, that added together give a square (38204761 = 6181²).

The spelling of 3938204722 in words is "three billion, nine hundred thirty-eight million, two hundred four thousand, seven hundred twenty-two".