1087632 has 120 divisors (see below), whose sum is σ = 3791424. Its totient is φ = 283392.
The previous prime is 1087631. The next prime is 1087657. The reversal of 1087632 is 2367801.
It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.
It is a zygodrome in base 12.
It is a junction number, because it is equal to n+sod(n) for n = 1087596 and 1087605.
It is not an unprimeable number, because it can be changed into a prime (1087631) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13063 + ... + 13145.
21087632 is an apocalyptic number.
1087632 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1087632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1895712).
1087632 is an abundant number, since it is smaller than the sum of its proper divisors (2703792).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1087632 is a wasteful number, since it uses less digits than its factorization.
1087632 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 117 (or 108 counting only the distinct ones).
The product of its (nonzero) digits is 2016, while the sum is 27.
The square root of 1087632 is about 1042.8959679661. The cubic root of 1087632 is about 102.8396663429.
The spelling of 1087632 in words is "one million, eighty-seven thousand, six hundred thirty-two".
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