34047345 has 16 divisors (see below), whose sum is σ = 57680640. Its totient is φ = 17090304.

The previous prime is 34047319. The next prime is 34047353. The reversal of 34047345 is 54374043.

It is not a de Polignac number, because 34047345 - 2⁶ = 34047281 is a prime.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 66505 + ... + 67014.

It is an arithmetic number, because the mean of its divisors is an integer number (3605040).

Almost surely, 2^34047345 is an apocalyptic number.

It is an amenable number.

34047345 is a deficient number, since it is larger than the sum of its proper divisors (23633295).

34047345 is a wasteful number, since it uses less digits than its factorization.

34047345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133544.

The product of its (nonzero) digits is 20160, while the sum is 30.

The square root of 34047345 is about 5835.0102827673. The cubic root of 34047345 is about 324.1114823651. Note that the first 3 decimals are identical.

The spelling of 34047345 in words is "thirty-four million, forty-seven thousand, three hundred forty-five".