34207427 has 4 divisors (see below), whose sum is σ = 34252680. Its totient is φ = 34162176.

The previous prime is 34207423. The next prime is 34207447. The reversal of 34207427 is 72470243.

34207427 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 34207427 - 2² = 34207423 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 34207427.

It is not an unprimeable number, because it can be changed into a prime (34207421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21473 + ... + 23010.

It is an arithmetic number, because the mean of its divisors is an integer number (8563170).

Almost surely, 2^34207427 is an apocalyptic number.

34207427 is a deficient number, since it is larger than the sum of its proper divisors (45253).

34207427 is an equidigital number, since it uses as much as digits as its factorization.

34207427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45252.

The product of its (nonzero) digits is 9408, while the sum is 29.

The square root of 34207427 is about 5848.7115675164. The cubic root of 34207427 is about 324.6186517226.

The spelling of 34207427 in words is "thirty-four million, two hundred seven thousand, four hundred twenty-seven".