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3421679 is a prime number
BaseRepresentation
bin1101000011010111101111
320102211122212
431003113233
51333443204
6201201035
741040512
oct15032757
96384585
103421679
111a27838
12119017b
1392a581
14650d79
15478c6e
hex3435ef

3421679 has 2 divisors, whose sum is σ = 3421680. Its totient is φ = 3421678.

The previous prime is 3421669. The next prime is 3421699. The reversal of 3421679 is 9761243.

It is a weak prime.

It is an emirp because it is prime and its reverse (9761243) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3421679 - 28 = 3421423 is a prime.

It is a Sophie Germain 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 (3421669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1710839 + 1710840.

It is an arithmetic number, because the mean of its divisors is an integer number (1710840).

Almost surely, 23421679 is an apocalyptic number.

3421679 is a deficient number, since it is larger than the sum of its proper divisors (1).

3421679 is an equidigital number, since it uses as much as digits as its factorization.

3421679 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9072, while the sum is 32.

The square root of 3421679 is about 1849.7780947995. The cubic root of 3421679 is about 150.6883768239.

The spelling of 3421679 in words is "three million, four hundred twenty-one thousand, six hundred seventy-nine".