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83449 is a prime number
BaseRepresentation
bin10100010111111001
311020110201
4110113321
510132244
61442201
7465202
oct242771
9136421
1083449
1157773
1240361
132bca2
14225a9
1519ad4
hex145f9

83449 has 2 divisors, whose sum is σ = 83450. Its totient is φ = 83448.

The previous prime is 83443. The next prime is 83459. The reversal of 83449 is 94438.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 55225 + 28224 = 235^2 + 168^2 .

It is a cyclic number.

It is not a de Polignac number, because 83449 - 25 = 83417 is a prime.

It is a Chen prime.

83449 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (83443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41724 + 41725.

It is an arithmetic number, because the mean of its divisors is an integer number (41725).

283449 is an apocalyptic number.

It is an amenable number.

83449 is a deficient number, since it is larger than the sum of its proper divisors (1).

83449 is an equidigital number, since it uses as much as digits as its factorization.

83449 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3456, while the sum is 28.

The square root of 83449 is about 288.8754056683. The cubic root of 83449 is about 43.6992227222.

The spelling of 83449 in words is "eighty-three thousand, four hundred forty-nine".