34512678 has 24 divisors (see below), whose sum is σ = 74929608. Its totient is φ = 11480832.

The previous prime is 34512671. The next prime is 34512679. The reversal of 34512678 is 87621543.

34512678 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×34512678² = 2382249885463368, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34512671) 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 11 ways as a sum of consecutive naturals, for example, 8725 + ... + 12047.

It is an arithmetic number, because the mean of its divisors is an integer number (3122067).

Almost surely, 2^34512678 is an apocalyptic number.

34512678 is an abundant number, since it is smaller than the sum of its proper divisors (40416930).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

34512678 is a wasteful number, since it uses less digits than its factorization.

34512678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3908 (or 3905 counting only the distinct ones).

The product of its digits is 40320, while the sum is 36.

The square root of 34512678 is about 5874.7491861355. The cubic root of 34512678 is about 325.5813751679.

The spelling of 34512678 in words is "thirty-four million, five hundred twelve thousand, six hundred seventy-eight".