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3243239 is a prime number
BaseRepresentation
bin1100010111110011100111
320002202212222
430113303213
51312240424
6153302555
736365336
oct14276347
96082788
103243239
11191576a
121104a5b
1389729c
14605d1d
15440e5e
hex317ce7

3243239 has 2 divisors, whose sum is σ = 3243240. Its totient is φ = 3243238.

The previous prime is 3243221. The next prime is 3243271. The reversal of 3243239 is 9323423.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3243239 - 212 = 3239143 is a prime.

It is a super-2 number, since 2×32432392 = 21037198422242, which contains 22 as substring.

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 (3243739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1621619 + 1621620.

It is an arithmetic number, because the mean of its divisors is an integer number (1621620).

Almost surely, 23243239 is an apocalyptic number.

3243239 is a deficient number, since it is larger than the sum of its proper divisors (1).

3243239 is an equidigital number, since it uses as much as digits as its factorization.

3243239 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3888, while the sum is 26.

The square root of 3243239 is about 1800.8994974734. The cubic root of 3243239 is about 148.0220170556.

The spelling of 3243239 in words is "three million, two hundred forty-three thousand, two hundred thirty-nine".