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2282149 is a prime number
BaseRepresentation
bin1000101101001010100101
311021221112001
420231022211
51041012044
6120525301
725253332
oct10551245
94257461
102282149
111319681
12920831
1361b9ac
14435989
153012d4
hex22d2a5

2282149 has 2 divisors, whose sum is σ = 2282150. Its totient is φ = 2282148.

The previous prime is 2282141. The next prime is 2282173. The reversal of 2282149 is 9412822.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1979649 + 302500 = 1407^2 + 550^2 .

It is a cyclic number.

It is not a de Polignac number, because 2282149 - 23 = 2282141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2282141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1141074 + 1141075.

It is an arithmetic number, because the mean of its divisors is an integer number (1141075).

22282149 is an apocalyptic number.

It is an amenable number.

2282149 is a deficient number, since it is larger than the sum of its proper divisors (1).

2282149 is an equidigital number, since it uses as much as digits as its factorization.

2282149 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2304, while the sum is 28.

The square root of 2282149 is about 1510.6783244622. The cubic root of 2282149 is about 131.6582258827.

Adding to 2282149 its product of digits (2304), we get a triangular number (2284453 = T2137).

The spelling of 2282149 in words is "two million, two hundred eighty-two thousand, one hundred forty-nine".