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34919 is a prime number
BaseRepresentation
bin1000100001100111
31202220022
420201213
52104134
6425355
7203543
oct104147
952808
1034919
1124265
121825b
1312b81
14ca23
15a52e
hex8867

34919 has 2 divisors, whose sum is σ = 34920. Its totient is φ = 34918.

The previous prime is 34913. The next prime is 34939. The reversal of 34919 is 91943.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (91943) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-34919 is a prime.

It is a super-2 number, since 2×349192 = 2438673122, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17459 + 17460.

It is an arithmetic number, because the mean of its divisors is an integer number (17460).

234919 is an apocalyptic number.

34919 is a deficient number, since it is larger than the sum of its proper divisors (1).

34919 is an equidigital number, since it uses as much as digits as its factorization.

34919 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 972, while the sum is 26.

The square root of 34919 is about 186.8662623375. The cubic root of 34919 is about 32.6854096705.

The spelling of 34919 in words is "thirty-four thousand, nine hundred nineteen".