34678471 has 2 divisors, whose sum is σ = 34678472. Its totient is φ = 34678470.

The previous prime is 34678447. The next prime is 34678481. The reversal of 34678471 is 17487643.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 34678471 - 2¹⁵ = 34645703 is a prime.

It is a super-3 number, since 3×34678471³ (a number of 24 digits) contains 333 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34678421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17339235 + 17339236.

It is an arithmetic number, because the mean of its divisors is an integer number (17339236).

Almost surely, 2^34678471 is an apocalyptic number.

34678471 is a deficient number, since it is larger than the sum of its proper divisors (1).

34678471 is an equidigital number, since it uses as much as digits as its factorization.

34678471 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 112896, while the sum is 40.

The square root of 34678471 is about 5888.8429253971. The cubic root of 34678471 is about 326.1018883100.

The spelling of 34678471 in words is "thirty-four million, six hundred seventy-eight thousand, four hundred seventy-one".