34840279 has 2 divisors, whose sum is σ = 34840280. Its totient is φ = 34840278.

The previous prime is 34840261. The next prime is 34840313. The reversal of 34840279 is 97204843.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (97204843) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 34840279 - 2⁷ = 34840151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34840219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17420139 + 17420140.

It is an arithmetic number, because the mean of its divisors is an integer number (17420140).

Almost surely, 2^34840279 is an apocalyptic number.

34840279 is a deficient number, since it is larger than the sum of its proper divisors (1).

34840279 is an equidigital number, since it uses as much as digits as its factorization.

34840279 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48384, while the sum is 37.

The square root of 34840279 is about 5902.5654591881. The cubic root of 34840279 is about 326.6082931700.

The spelling of 34840279 in words is "thirty-four million, eight hundred forty thousand, two hundred seventy-nine".