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34285487 is a prime number
BaseRepresentation
bin1000001011001…
…0011110101111
32101111212211212
42002302132233
532234113422
63222505035
7564264455
oct202623657
971455755
1034285487
1118398215
12b59517b
137145792
1447a69d5
1530239e2
hex20b27af

34285487 has 2 divisors, whose sum is σ = 34285488. Its totient is φ = 34285486.

The previous prime is 34285463. The next prime is 34285499. The reversal of 34285487 is 78458243.

It is a strong prime.

It is an emirp because it is prime and its reverse (78458243) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 34285487 - 210 = 34284463 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34285417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17142743 + 17142744.

It is an arithmetic number, because the mean of its divisors is an integer number (17142744).

Almost surely, 234285487 is an apocalyptic number.

34285487 is a deficient number, since it is larger than the sum of its proper divisors (1).

34285487 is an equidigital number, since it uses as much as digits as its factorization.

34285487 is an evil number, because the sum of its binary digits is even.

The product of its digits is 215040, while the sum is 41.

The square root of 34285487 is about 5855.3810294463. The cubic root of 34285487 is about 324.8653864604.

The spelling of 34285487 in words is "thirty-four million, two hundred eighty-five thousand, four hundred eighty-seven".