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2000249 is a prime number
BaseRepresentation
bin111101000010101111001
310202121211022
413220111321
51003001444
6110512225
723000426
oct7502571
93677738
102000249
1111468a9
12805675
135505a4
143a0d4d
152979ee
hex1e8579

2000249 has 2 divisors, whose sum is σ = 2000250. Its totient is φ = 2000248.

The previous prime is 2000227. The next prime is 2000261. The reversal of 2000249 is 9420002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1690000 + 310249 = 1300^2 + 557^2 .

It is a cyclic number.

It is not a de Polignac number, because 2000249 - 28 = 1999993 is a prime.

It is not a weakly prime, because it can be changed into another prime (2000209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1000124 + 1000125.

It is an arithmetic number, because the mean of its divisors is an integer number (1000125).

22000249 is an apocalyptic number.

It is an amenable number.

2000249 is a deficient number, since it is larger than the sum of its proper divisors (1).

2000249 is an equidigital number, since it uses as much as digits as its factorization.

2000249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 2000249 is about 1414.3015944274. The cubic root of 2000249 is about 125.9973334449.

The spelling of 2000249 in words is "two million, two hundred forty-nine", and thus it is an aban number.