961285 has 16 divisors (see below), whose sum is σ = 1298304. Its totient is φ = 677952.

The previous prime is 961283. The next prime is 961313. The reversal of 961285 is 582169.

961285 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 961285 - 2¹ = 961283 is a prime.

961285 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (961283) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1174 + ... + 1816.

It is an arithmetic number, because the mean of its divisors is an integer number (81144).

2⁹⁶¹²⁸⁵ is an apocalyptic number.

It is an amenable number.

961285 is a deficient number, since it is larger than the sum of its proper divisors (337019).

961285 is a wasteful number, since it uses less digits than its factorization.

961285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 684.

The product of its digits is 4320, while the sum is 31.

The square root of 961285 is about 980.4514266398. The cubic root of 961285 is about 98.6924783841.

The spelling of 961285 in words is "nine hundred sixty-one thousand, two hundred eighty-five".