440965 has 16 divisors (see below), whose sum is σ = 620928. Its totient is φ = 294336.

The previous prime is 440959. The next prime is 440983. The reversal of 440965 is 569044.

It is not a de Polignac number, because 440965 - 2¹⁵ = 408197 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1359 + ... + 1651.

It is an arithmetic number, because the mean of its divisors is an integer number (38808).

2⁴⁴⁰⁹⁶⁵ is an apocalyptic number.

It is an amenable number.

440965 is a deficient number, since it is larger than the sum of its proper divisors (179963).

440965 is a wasteful number, since it uses less digits than its factorization.

440965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 440965 is about 664.0519557986. The cubic root of 440965 is about 76.1146123896.

Subtracting from 440965 its product of nonzero digits (4320), we obtain a triangular number (436645 = T₉₃₄).

The spelling of 440965 in words is "four hundred forty thousand, nine hundred sixty-five".