971285 has 8 divisors (see below), whose sum is σ = 1332096. Its totient is φ = 666000.

The previous prime is 971281. The next prime is 971291. The reversal of 971285 is 582179.

971285 = 568² + 569² + 570².

971285 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 971285 - 2² = 971281 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (971281) 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, 13841 + ... + 13910.

It is an arithmetic number, because the mean of its divisors is an integer number (166512).

2⁹⁷¹²⁸⁵ is an apocalyptic number.

It is an amenable number.

971285 is a deficient number, since it is larger than the sum of its proper divisors (360811).

971285 is a wasteful number, since it uses less digits than its factorization.

971285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27763.

The product of its digits is 5040, while the sum is 32.

The square root of 971285 is about 985.5379241815. The cubic root of 971285 is about 99.0335226407.

The spelling of 971285 in words is "nine hundred seventy-one thousand, two hundred eighty-five".