3704005643 has 32 divisors (see below), whose sum is σ = 4187904000. Its totient is φ = 3252856320.

The previous prime is 3704005637. The next prime is 3704005661. The reversal of 3704005643 is 3465004073.

3704005643 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 3704005643 - 2¹⁴ = 3703989259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3704025643) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7422608 + ... + 7423106.

It is an arithmetic number, because the mean of its divisors is an integer number (130872000).

Almost surely, 2^3704005643 is an apocalyptic number.

3704005643 is a deficient number, since it is larger than the sum of its proper divisors (483898357).

3704005643 is a wasteful number, since it uses less digits than its factorization.

3704005643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 819.

The product of its (nonzero) digits is 30240, while the sum is 32.

The square root of 3704005643 is about 60860.5425789156. The cubic root of 3704005643 is about 1547.2383210704.

The spelling of 3704005643 in words is "three billion, seven hundred four million, five thousand, six hundred forty-three".