972285 has 16 divisors (see below), whose sum is σ = 1586304. Its totient is φ = 508352.
The previous prime is 972277. The next prime is 972313. The reversal of 972285 is 582279.
It is a cyclic number.
It is not a de Polignac number, because 972285 - 23 = 972277 is a prime.
It is a d-powerful number, because it can be written as 93 + 77 + 28 + 216 + 84 + 57 .
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, 184 + ... + 1406.
It is an arithmetic number, because the mean of its divisors is an integer number (99144).
2972285 is an apocalyptic number.
It is an amenable number.
972285 is a deficient number, since it is larger than the sum of its proper divisors (614019).
972285 is a wasteful number, since it uses less digits than its factorization.
972285 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1284.
The product of its digits is 10080, while the sum is 33.
The square root of 972285 is about 986.0451308130. The cubic root of 972285 is about 99.0674980976.
The spelling of 972285 in words is "nine hundred seventy-two thousand, two hundred eighty-five".
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