34312247 has 2 divisors, whose sum is σ = 34312248. Its totient is φ = 34312246.

The previous prime is 34312231. The next prime is 34312261. The reversal of 34312247 is 74221343.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 34312247 - 2⁴ = 34312231 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34312277) 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, 17156123 + 17156124.

It is an arithmetic number, because the mean of its divisors is an integer number (17156124).

Almost surely, 2^34312247 is an apocalyptic number.

34312247 is a deficient number, since it is larger than the sum of its proper divisors (1).

34312247 is an equidigital number, since it uses as much as digits as its factorization.

34312247 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4032, while the sum is 26.

The square root of 34312247 is about 5857.6656613364. The cubic root of 34312247 is about 324.9498841856.

The spelling of 34312247 in words is "thirty-four million, three hundred twelve thousand, two hundred forty-seven".