34879379 has 2 divisors, whose sum is σ = 34879380. Its totient is φ = 34879378.

The previous prime is 34879337. The next prime is 34879391. The reversal of 34879379 is 97397843.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34879379 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (34879319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17439689 + 17439690.

It is an arithmetic number, because the mean of its divisors is an integer number (17439690).

Almost surely, 2^34879379 is an apocalyptic number.

34879379 is a deficient number, since it is larger than the sum of its proper divisors (1).

34879379 is an equidigital number, since it uses as much as digits as its factorization.

34879379 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1143072, while the sum is 50.

The square root of 34879379 is about 5905.8766495754. The cubic root of 34879379 is about 326.7304277639.

The spelling of 34879379 in words is "thirty-four million, eight hundred seventy-nine thousand, three hundred seventy-nine".