3942715315 has 128 divisors (see below), whose sum is σ = 6497501184. Its totient is φ = 2223936000.

The previous prime is 3942715313. The next prime is 3942715333. The reversal of 3942715315 is 5135172493.

3942715315 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3942715315 - 2¹ = 3942715313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3942715313) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 14548630 + ... + 14548900.

It is an arithmetic number, because the mean of its divisors is an integer number (50761728).

Almost surely, 2^3942715315 is an apocalyptic number.

3942715315 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

3942715315 is a deficient number, since it is larger than the sum of its proper divisors (2554785869).

3942715315 is a wasteful number, since it uses less digits than its factorization.

3942715315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401.

The product of its digits is 113400, while the sum is 40.

The square root of 3942715315 is about 62791.0448631013. The cubic root of 3942715315 is about 1579.7867728865.

The spelling of 3942715315 in words is "three billion, nine hundred forty-two million, seven hundred fifteen thousand, three hundred fifteen".