34023439 has 2 divisors, whose sum is σ = 34023440. Its totient is φ = 34023438.

The previous prime is 34023397. The next prime is 34023487. The reversal of 34023439 is 93432043.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34023439 is a prime.

It is equal to p_2090719 and since 34023439 and 2090719 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 (34023139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17011719 + 17011720.

It is an arithmetic number, because the mean of its divisors is an integer number (17011720).

Almost surely, 2^34023439 is an apocalyptic number.

34023439 is a deficient number, since it is larger than the sum of its proper divisors (1).

34023439 is an equidigital number, since it uses as much as digits as its factorization.

34023439 is an evil number, because the sum of its binary digits is even.

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

The square root of 34023439 is about 5832.9614262397. The cubic root of 34023439 is about 324.0356074010.

The spelling of 34023439 in words is "thirty-four million, twenty-three thousand, four hundred thirty-nine".