550007 has 2 divisors, whose sum is σ = 550008. Its totient is φ = 550006.
The previous prime is 549979. The next prime is 550009. The reversal of 550007 is 700055.
550007 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 550007 - 26 = 549943 is a prime.
Together with 550009, it forms a pair of twin primes.
It is a Chen prime.
It is equal to p45323 and since 550007 and 45323 have the same sum of digits, it is a Honaker prime.
It is a congruent number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 550007.
It is not a weakly prime, because it can be changed into another prime (550009) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275003 + 275004.
It is an arithmetic number, because the mean of its divisors is an integer number (275004).
2550007 is an apocalyptic number.
550007 is a deficient number, since it is larger than the sum of its proper divisors (1).
550007 is an equidigital number, since it uses as much as digits as its factorization.
550007 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 175, while the sum is 17.
The square root of 550007 is about 741.6245680936. The cubic root of 550007 is about 81.9324746494.
The spelling of 550007 in words is "five hundred fifty thousand, seven".
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