34731789 has 8 divisors (see below), whose sum is σ = 47560800. Its totient is φ = 22528656.

The previous prime is 34731787. The next prime is 34731839. The reversal of 34731789 is 98713743.

34731789 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 not a de Polignac number, because 34731789 - 2¹ = 34731787 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 34731789.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34731787) 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, 156339 + ... + 156560.

It is an arithmetic number, because the mean of its divisors is an integer number (5945100).

Almost surely, 2^34731789 is an apocalyptic number.

It is an amenable number.

34731789 is a deficient number, since it is larger than the sum of its proper divisors (12829011).

34731789 is a wasteful number, since it uses less digits than its factorization.

34731789 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 312939.

The product of its digits is 127008, while the sum is 42.

The square root of 34731789 is about 5893.3682219933. The cubic root of 34731789 is about 326.2689294811.

The spelling of 34731789 in words is "thirty-four million, seven hundred thirty-one thousand, seven hundred eighty-nine".