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1006249 is a prime number
BaseRepresentation
bin11110101101010101001
31220010022111
43311222221
5224144444
633322321
711360446
oct3655251
91803274
101006249
11628012
124063a1
1329301a
141c29cd
1514d234
hexf5aa9

1006249 has 2 divisors, whose sum is σ = 1006250. Its totient is φ = 1006248.

The previous prime is 1006241. The next prime is 1006253. The reversal of 1006249 is 9426001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 810000 + 196249 = 900^2 + 443^2 .

It is a cyclic number.

It is not a de Polignac number, because 1006249 - 23 = 1006241 is a prime.

It is a Chen prime.

1006249 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1006241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 503124 + 503125.

It is an arithmetic number, because the mean of its divisors is an integer number (503125).

21006249 is an apocalyptic number.

It is an amenable number.

1006249 is a deficient number, since it is larger than the sum of its proper divisors (1).

1006249 is an equidigital number, since it uses as much as digits as its factorization.

1006249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 1006249 is about 1003.1196339420. The cubic root of 1006249 is about 100.2078676112.

The spelling of 1006249 in words is "one million, six thousand, two hundred forty-nine".