34197947 has 8 divisors (see below), whose sum is σ = 39121152. Its totient is φ = 29284200.

The previous prime is 34197937. The next prime is 34197973. The reversal of 34197947 is 74979143.

It is a happy number.

34197947 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 34197947 - 2⁶ = 34197883 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 34197898 and 34197907.

It is not an unprimeable number, because it can be changed into a prime (34197937) 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 7 ways as a sum of consecutive naturals, for example, 9122 + ... + 12312.

It is an arithmetic number, because the mean of its divisors is an integer number (4890144).

Almost surely, 2^34197947 is an apocalyptic number.

34197947 is a deficient number, since it is larger than the sum of its proper divisors (4923205).

34197947 is a wasteful number, since it uses less digits than its factorization.

34197947 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4729.

The product of its digits is 190512, while the sum is 44.

The square root of 34197947 is about 5847.9010764547. The cubic root of 34197947 is about 324.5886614602.

The spelling of 34197947 in words is "thirty-four million, one hundred ninety-seven thousand, nine hundred forty-seven".