3939772412 has 6 divisors (see below), whose sum is σ = 6894601728. Its totient is φ = 1969886204.

The previous prime is 3939772411. The next prime is 3939772427. The reversal of 3939772412 is 2142779393.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3939772411) by changing a digit.

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, 492471548 + ... + 492471555.

It is an arithmetic number, because the mean of its divisors is an integer number (1149100288).

Almost surely, 2^3939772412 is an apocalyptic number.

It is an amenable number.

3939772412 is a deficient number, since it is larger than the sum of its proper divisors (2954829316).

3939772412 is a wasteful number, since it uses less digits than its factorization.

3939772412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 984943107 (or 984943105 counting only the distinct ones).

The product of its digits is 571536, while the sum is 47.

The square root of 3939772412 is about 62767.6063905579. The cubic root of 3939772412 is about 1579.3936160495.

The spelling of 3939772412 in words is "three billion, nine hundred thirty-nine million, seven hundred seventy-two thousand, four hundred twelve".