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4306639 is a prime number
BaseRepresentation
bin10000011011011011001111
322002210121011
4100123123033
52100303024
6232150051
751414541
oct20333317
98083534
104306639
112481707
121538327
13b7a30c
14801691
155a1094
hex41b6cf

4306639 has 2 divisors, whose sum is σ = 4306640. Its totient is φ = 4306638.

The previous prime is 4306633. The next prime is 4306651. The reversal of 4306639 is 9366034.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-4306639 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4306639.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4306633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2153319 + 2153320.

It is an arithmetic number, because the mean of its divisors is an integer number (2153320).

Almost surely, 24306639 is an apocalyptic number.

4306639 is a deficient number, since it is larger than the sum of its proper divisors (1).

4306639 is an equidigital number, since it uses as much as digits as its factorization.

4306639 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11664, while the sum is 31.

The square root of 4306639 is about 2075.2443229654. The cubic root of 4306639 is about 162.6969792751.

The spelling of 4306639 in words is "four million, three hundred six thousand, six hundred thirty-nine".