3443239 has 2 divisors, whose sum is σ = 3443240. Its totient is φ = 3443238.

The previous prime is 3443233. The next prime is 3443243. The reversal of 3443239 is 9323443.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3443239 - 2⁵ = 3443207 is a prime.

It is a super-2 number, since 2×3443239² = 23711789622242, which contains 22 as substring.

It is equal to p₂₄₆₄₅₇ and since 3443239 and 246457 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3443233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1721619 + 1721620.

It is an arithmetic number, because the mean of its divisors is an integer number (1721620).

Almost surely, 2^3443239 is an apocalyptic number.

3443239 is a deficient number, since it is larger than the sum of its proper divisors (1).

3443239 is an equidigital number, since it uses as much as digits as its factorization.

3443239 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7776, while the sum is 28.

The square root of 3443239 is about 1855.5966695379. The cubic root of 3443239 is about 151.0042102243.

The spelling of 3443239 in words is "three million, four hundred forty-three thousand, two hundred thirty-nine".