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550427 is a prime number
BaseRepresentation
bin10000110011000011011
31000222001012
42012120123
5120103202
615444135
74451513
oct2063033
91028035
10550427
113465a9
1222664b
131636c7
14104843
15ad152
hex8661b

550427 has 2 divisors, whose sum is σ = 550428. Its totient is φ = 550426.

The previous prime is 550379. The next prime is 550439. The reversal of 550427 is 724055.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 550427 - 210 = 549403 is a prime.

It is not a weakly prime, because it can be changed into another prime (550447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275213 + 275214.

It is an arithmetic number, because the mean of its divisors is an integer number (275214).

2550427 is an apocalyptic number.

550427 is a deficient number, since it is larger than the sum of its proper divisors (1).

550427 is an equidigital number, since it uses as much as digits as its factorization.

550427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1400, while the sum is 23.

The square root of 550427 is about 741.9076761970. The cubic root of 550427 is about 81.9533246167.

The spelling of 550427 in words is "five hundred fifty thousand, four hundred twenty-seven".