4159865 has 8 divisors (see below), whose sum is σ = 5016768. Its totient is φ = 3311280.

The previous prime is 4159843. The next prime is 4159889. The reversal of 4159865 is 5689514.

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

It is not a de Polignac number, because 4159865 - 2⁶ = 4159801 is a prime.

It is an Ulam number.

It is a Duffinian 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, 917 + ... + 3026.

It is an arithmetic number, because the mean of its divisors is an integer number (627096).

Almost surely, 2^4159865 is an apocalyptic number.

It is an amenable number.

4159865 is a deficient number, since it is larger than the sum of its proper divisors (856903).

4159865 is a wasteful number, since it uses less digits than its factorization.

4159865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4159.

The product of its digits is 43200, while the sum is 38.

The square root of 4159865 is about 2039.5747105708. The cubic root of 4159865 is about 160.8272905876.

The spelling of 4159865 in words is "four million, one hundred fifty-nine thousand, eight hundred sixty-five".