963565 has 8 divisors (see below), whose sum is σ = 1168128. Its totient is φ = 762960.

The previous prime is 963559. The next prime is 963581. The reversal of 963565 is 565369.

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

It is not a de Polignac number, because 963565 - 2¹⁷ = 832493 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 963565.

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, 421 + ... + 1450.

It is an arithmetic number, because the mean of its divisors is an integer number (146016).

2⁹⁶³⁵⁶⁵ is an apocalyptic number.

It is an amenable number.

963565 is a deficient number, since it is larger than the sum of its proper divisors (204563).

963565 is a wasteful number, since it uses less digits than its factorization.

963565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1979.

The product of its digits is 24300, while the sum is 34.

The square root of 963565 is about 981.6134677153. The cubic root of 963565 is about 98.7704438792.

The spelling of 963565 in words is "nine hundred sixty-three thousand, five hundred sixty-five".