803965 has 8 divisors (see below), whose sum is σ = 1006848. Its totient is φ = 615120.

The previous prime is 803963. The next prime is 803977. The reversal of 803965 is 569308.

803965 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 803965 - 2¹ = 803963 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (803963) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3381 + ... + 3610.

It is an arithmetic number, because the mean of its divisors is an integer number (125856).

2⁸⁰³⁹⁶⁵ is an apocalyptic number.

It is an amenable number.

803965 is a deficient number, since it is larger than the sum of its proper divisors (202883).

803965 is a wasteful number, since it uses less digits than its factorization.

803965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7019.

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 803965 is about 896.6409537825. The cubic root of 803965 is about 92.9848898255.

The spelling of 803965 in words is "eight hundred three thousand, nine hundred sixty-five".