3952243694 has 32 divisors (see below), whose sum is σ = 7201159680. Its totient is φ = 1589080032.

The previous prime is 3952243693. The next prime is 3952243703. The reversal of 3952243694 is 4963422593.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3952243693) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44729 + ... + 99524.

It is an arithmetic number, because the mean of its divisors is an integer number (225036240).

Almost surely, 2^3952243694 is an apocalyptic number.

3952243694 is a deficient number, since it is larger than the sum of its proper divisors (3248915986).

3952243694 is a wasteful number, since it uses less digits than its factorization.

3952243694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144384.

The product of its digits is 1399680, while the sum is 47.

The square root of 3952243694 is about 62866.8727868661. The cubic root of 3952243694 is about 1581.0583751623.

The spelling of 3952243694 in words is "three billion, nine hundred fifty-two million, two hundred forty-three thousand, six hundred ninety-four".