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490207 is a prime number
BaseRepresentation
bin1110111101011011111
3220220102211
41313223133
5111141312
614301251
74111114
oct1675337
9826384
10490207
11305333
121b7827
13142183
14ca90b
159a3a7
hex77adf

490207 has 2 divisors, whose sum is σ = 490208. Its totient is φ = 490206.

The previous prime is 490201. The next prime is 490223. The reversal of 490207 is 702094.

490207 is nontrivially palindromic in base 7.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-490207 is a prime.

It is a Chen prime.

It is an Ulam number.

It is equal to p40783 and since 490207 and 40783 have the same sum of digits, it is a Honaker prime.

It is a plaindrome in base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (490201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 245103 + 245104.

It is an arithmetic number, because the mean of its divisors is an integer number (245104).

2490207 is an apocalyptic number.

490207 is a deficient number, since it is larger than the sum of its proper divisors (1).

490207 is an equidigital number, since it uses as much as digits as its factorization.

490207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504, while the sum is 22.

The square root of 490207 is about 700.1478415306. The cubic root of 490207 is about 78.8484516544.

The spelling of 490207 in words is "four hundred ninety thousand, two hundred seven".