34857211 has 2 divisors, whose sum is σ = 34857212. Its totient is φ = 34857210.

The previous prime is 34857203. The next prime is 34857233. The reversal of 34857211 is 11275843.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 34857211 - 2³ = 34857203 is a prime.

It is not a weakly prime, because it can be changed into another prime (34857271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17428605 + 17428606.

It is an arithmetic number, because the mean of its divisors is an integer number (17428606).

Almost surely, 2^34857211 is an apocalyptic number.

34857211 is a deficient number, since it is larger than the sum of its proper divisors (1).

34857211 is an equidigital number, since it uses as much as digits as its factorization.

34857211 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6720, while the sum is 31.

The square root of 34857211 is about 5903.9995765583. Note that the first 3 decimals coincide. The cubic root of 34857211 is about 326.6611939710.

The spelling of 34857211 in words is "thirty-four million, eight hundred fifty-seven thousand, two hundred eleven".