3889334645 has 8 divisors (see below), whose sum is σ = 5333944704. Its totient is φ = 2666972304.

The previous prime is 3889334639. The next prime is 3889334651. The reversal of 3889334645 is 5464339883.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3889334639) and next prime (3889334651).

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 3889334645 - 2⁴ = 3889334629 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55561889 + ... + 55561958.

It is an arithmetic number, because the mean of its divisors is an integer number (666743088).

Almost surely, 2^3889334645 is an apocalyptic number.

3889334645 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3889334645 is a deficient number, since it is larger than the sum of its proper divisors (1444610059).

3889334645 is a wasteful number, since it uses less digits than its factorization.

3889334645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111123859.

The product of its digits is 7464960, while the sum is 53.

The square root of 3889334645 is about 62364.5303437779. The cubic root of 3889334645 is about 1572.6247418363.

The spelling of 3889334645 in words is "three billion, eight hundred eighty-nine million, three hundred thirty-four thousand, six hundred forty-five".