3939750043 has 8 divisors (see below), whose sum is σ = 4025448000. Its totient is φ = 3854130240.

The previous prime is 3939750037. The next prime is 3939750053. The reversal of 3939750043 is 3400579393.

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 3939750043 - 2⁹ = 3939749531 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3939750053) 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, 88833 + ... + 125581.

It is an arithmetic number, because the mean of its divisors is an integer number (503181000).

Almost surely, 2^3939750043 is an apocalyptic number.

3939750043 is a deficient number, since it is larger than the sum of its proper divisors (85697957).

3939750043 is a wasteful number, since it uses less digits than its factorization.

3939750043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39077.

The product of its (nonzero) digits is 306180, while the sum is 43.

The square root of 3939750043 is about 62767.4282012574. The cubic root of 3939750043 is about 1579.3906269155.

The spelling of 3939750043 in words is "three billion, nine hundred thirty-nine million, seven hundred fifty thousand, forty-three".