3889715 has 8 divisors (see below), whose sum is σ = 4693248. Its totient is φ = 3094720.

The previous prime is 3889679. The next prime is 3889727. The reversal of 3889715 is 5179883.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3889715 - 2¹² = 3885619 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1082 + ... + 2991.

It is an arithmetic number, because the mean of its divisors is an integer number (586656).

Almost surely, 2^3889715 is an apocalyptic number.

3889715 is a deficient number, since it is larger than the sum of its proper divisors (803533).

3889715 is a wasteful number, since it uses less digits than its factorization.

3889715 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4269.

The product of its digits is 60480, while the sum is 41.

The square root of 3889715 is about 1972.2360406402. The cubic root of 3889715 is about 157.2676004776.

The spelling of 3889715 in words is "three million, eight hundred eighty-nine thousand, seven hundred fifteen".