3945006338 has 32 divisors (see below), whose sum is σ = 7287719040. Its totient is φ = 1559669760.

The previous prime is 3945006337. The next prime is 3945006367. The reversal of 3945006338 is 8336005493.

It is a junction number, because it is equal to n+sod(n) for n = 3945006295 and 3945006304.

It is not an unprimeable number, because it can be changed into a prime (3945006337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 323618 + ... + 335586.

It is an arithmetic number, because the mean of its divisors is an integer number (227741220).

Almost surely, 2^3945006338 is an apocalyptic number.

3945006338 is a deficient number, since it is larger than the sum of its proper divisors (3342712702).

3945006338 is a wasteful number, since it uses less digits than its factorization.

3945006338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13802.

The product of its (nonzero) digits is 233280, while the sum is 41.

The square root of 3945006338 is about 62809.2854441125. The cubic root of 3945006338 is about 1580.0927064655.

The spelling of 3945006338 in words is "three billion, nine hundred forty-five million, six thousand, three hundred thirty-eight".