34213771 has 2 divisors, whose sum is σ = 34213772. Its totient is φ = 34213770.

The previous prime is 34213769. The next prime is 34213783. The reversal of 34213771 is 17731243.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 34213771 - 2¹ = 34213769 is a prime.

Together with 34213769, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (34213171) by changing a digit.

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

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17106885 + 17106886.

It is an arithmetic number, because the mean of its divisors is an integer number (17106886).

Almost surely, 2^34213771 is an apocalyptic number.

34213771 is a deficient number, since it is larger than the sum of its proper divisors (1).

34213771 is an equidigital number, since it uses as much as digits as its factorization.

34213771 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3528, while the sum is 28.

The square root of 34213771 is about 5849.2538840437. The cubic root of 34213771 is about 324.6387180612.

The spelling of 34213771 in words is "thirty-four million, two hundred thirteen thousand, seven hundred seventy-one".