34945739 has 4 divisors (see below), whose sum is σ = 35366856. Its totient is φ = 34524624.

The previous prime is 34945681. The next prime is 34945747. The reversal of 34945739 is 93754943.

34945739 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 34945739 - 2²⁴ = 18168523 is a prime.

It is a super-2 number, since 2×34945739² = 2442409348512242, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 34945739.

It is not an unprimeable number, because it can be changed into a prime (34945789) 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 3 ways as a sum of consecutive naturals, for example, 210434 + ... + 210599.

It is an arithmetic number, because the mean of its divisors is an integer number (8841714).

Almost surely, 2^34945739 is an apocalyptic number.

34945739 is a deficient number, since it is larger than the sum of its proper divisors (421117).

34945739 is an equidigital number, since it uses as much as digits as its factorization.

34945739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 421116.

The product of its digits is 408240, while the sum is 44.

The square root of 34945739 is about 5911.4921128257. The cubic root of 34945739 is about 326.9375042278.

The spelling of 34945739 in words is "thirty-four million, nine hundred forty-five thousand, seven hundred thirty-nine".