87946 has 4 divisors (see below), whose sum is σ = 131922. Its totient is φ = 43972.
The previous prime is 87943. The next prime is 87959. The reversal of 87946 is 64978.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 75625 + 12321 = 275^2 + 111^2 .
It is a plaindrome in base 16.
It is not an unprimeable number, because it can be changed into a prime (87943) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21985 + ... + 21988.
287946 is an apocalyptic number.
87946 is a deficient number, since it is larger than the sum of its proper divisors (43976).
87946 is a wasteful number, since it uses less digits than its factorization.
87946 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 43975.
The product of its digits is 12096, while the sum is 34.
The square root of 87946 is about 296.5569085353. The cubic root of 87946 is about 44.4705018494.
The spelling of 87946 in words is "eighty-seven thousand, nine hundred forty-six".
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