920043 has 12 divisors (see below), whose sum is σ = 1339728. Its totient is φ = 608400.
The previous prime is 920039. The next prime is 920053. The reversal of 920043 is 340029.
It is not a de Polignac number, because 920043 - 22 = 920039 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 919998 and 920025.
It is not an unprimeable number, because it can be changed into a prime (920053) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1021 + ... + 1697.
It is an arithmetic number, because the mean of its divisors is an integer number (111644).
2920043 is an apocalyptic number.
920043 is a deficient number, since it is larger than the sum of its proper divisors (419685).
920043 is a wasteful number, since it uses less digits than its factorization.
920043 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 834 (or 831 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
The square root of 920043 is about 959.1887197001. The cubic root of 920043 is about 97.2603978635.
The spelling of 920043 in words is "nine hundred twenty thousand, forty-three".
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