34147147 has 4 divisors (see below), whose sum is σ = 34197256. Its totient is φ = 34097040.

The previous prime is 34147121. The next prime is 34147159. The reversal of 34147147 is 74174143.

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 34147147 - 2¹¹ = 34145099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34147177) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24018 + ... + 25399.

It is an arithmetic number, because the mean of its divisors is an integer number (8549314).

Almost surely, 2^34147147 is an apocalyptic number.

34147147 is a deficient number, since it is larger than the sum of its proper divisors (50109).

34147147 is an equidigital number, since it uses as much as digits as its factorization.

34147147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50108.

The product of its digits is 9408, while the sum is 31.

The square root of 34147147 is about 5843.5560235186. The cubic root of 34147147 is about 324.4278596491.

The spelling of 34147147 in words is "thirty-four million, one hundred forty-seven thousand, one hundred forty-seven".