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426739 is a prime number
BaseRepresentation
bin1101000001011110011
3210200101011
41220023303
5102123424
613051351
73425065
oct1501363
9720334
10426739
11271685
12186b57
1311c311
14b1735
1586694
hex682f3

426739 has 2 divisors, whose sum is σ = 426740. Its totient is φ = 426738.

The previous prime is 426737. The next prime is 426743. The reversal of 426739 is 937624.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 426739 - 21 = 426737 is a prime.

Together with 426737, it forms a pair of twin primes.

It is a d-powerful number, because it can be written as 49 + 27 + 76 + 66 + 34 + 92 .

It is a self number, because there is not a number n which added to its sum of digits gives 426739.

It is not a weakly prime, because it can be changed into another prime (426731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213369 + 213370.

It is an arithmetic number, because the mean of its divisors is an integer number (213370).

2426739 is an apocalyptic number.

426739 is a deficient number, since it is larger than the sum of its proper divisors (1).

426739 is an equidigital number, since it uses as much as digits as its factorization.

426739 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9072, while the sum is 31.

The square root of 426739 is about 653.2526310701. The cubic root of 426739 is about 75.2871363371.

The spelling of 426739 in words is "four hundred twenty-six thousand, seven hundred thirty-nine".