3944340365 has 8 divisors (see below), whose sum is σ = 5409381120. Its totient is φ = 2704690512.

The previous prime is 3944340353. The next prime is 3944340383. The reversal of 3944340365 is 5630434493.

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 3944340365 - 2¹² = 3944336269 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56347685 + ... + 56347754.

It is an arithmetic number, because the mean of its divisors is an integer number (676172640).

Almost surely, 2^3944340365 is an apocalyptic number.

3944340365 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3944340365 is a deficient number, since it is larger than the sum of its proper divisors (1465040755).

3944340365 is a wasteful number, since it uses less digits than its factorization.

3944340365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112695451.

The product of its (nonzero) digits is 466560, while the sum is 41.

The square root of 3944340365 is about 62803.9836714201. The cubic root of 3944340365 is about 1580.0037874449.

The spelling of 3944340365 in words is "three billion, nine hundred forty-four million, three hundred forty thousand, three hundred sixty-five".