3864329705 has 16 divisors (see below), whose sum is σ = 4869656064. Its totient is φ = 2938203840.

The previous prime is 3864329699. The next prime is 3864329723. The reversal of 3864329705 is 5079234683.

It is a happy number.

It is not a de Polignac number, because 3864329705 - 2⁶ = 3864329641 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3864329705.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 88961 + ... + 125070.

It is an arithmetic number, because the mean of its divisors is an integer number (304353504).

Almost surely, 2^3864329705 is an apocalyptic number.

It is an amenable number.

3864329705 is a deficient number, since it is larger than the sum of its proper divisors (1005326359).

3864329705 is a wasteful number, since it uses less digits than its factorization.

3864329705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214216.

The product of its (nonzero) digits is 1088640, while the sum is 47.

The square root of 3864329705 is about 62163.7330362326. The cubic root of 3864329705 is about 1569.2473037403.

The spelling of 3864329705 in words is "three billion, eight hundred sixty-four million, three hundred twenty-nine thousand, seven hundred five".