3940173793 has 8 divisors (see below), whose sum is σ = 4240342440. Its totient is φ = 3647604480.

The previous prime is 3940173791. The next prime is 3940173799. The reversal of 3940173793 is 3973710493.

It can be written as a sum of positive squares in 4 ways, for example, as 23541904 + 3916631889 = 4852^2 + 62583^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3940173793 - 2¹ = 3940173791 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3940173791) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1898758 + ... + 1900831.

It is an arithmetic number, because the mean of its divisors is an integer number (530042805).

Almost surely, 2^3940173793 is an apocalyptic number.

It is an amenable number.

3940173793 is a deficient number, since it is larger than the sum of its proper divisors (300168647).

3940173793 is a wasteful number, since it uses less digits than its factorization.

3940173793 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3799667.

The product of its (nonzero) digits is 428652, while the sum is 46.

The square root of 3940173793 is about 62770.8036669916. The cubic root of 3940173793 is about 1579.4472500327.

The spelling of 3940173793 in words is "three billion, nine hundred forty million, one hundred seventy-three thousand, seven hundred ninety-three".