34220047 has 2 divisors, whose sum is σ = 34220048. Its totient is φ = 34220046.

The previous prime is 34220027. The next prime is 34220051. The reversal of 34220047 is 74002243.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34220047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34220027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17110023 + 17110024.

It is an arithmetic number, because the mean of its divisors is an integer number (17110024).

Almost surely, 2^34220047 is an apocalyptic number.

34220047 is a deficient number, since it is larger than the sum of its proper divisors (1).

34220047 is an equidigital number, since it uses as much as digits as its factorization.

34220047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1344, while the sum is 22.

The square root of 34220047 is about 5849.7903381232. The cubic root of 34220047 is about 324.6585668722.

The spelling of 34220047 in words is "thirty-four million, two hundred twenty thousand, forty-seven".