34688709 has 16 divisors (see below), whose sum is σ = 56063040. Its totient is φ = 21023280.

The previous prime is 34688707. The next prime is 34688711. The reversal of 34688709 is 90788643.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (34688707) and next prime (34688711).

It is not a de Polignac number, because 34688709 - 2¹ = 34688707 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34688707) by changing a digit.

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, 58102 + ... + 58695.

It is an arithmetic number, because the mean of its divisors is an integer number (3503940).

Almost surely, 2^34688709 is an apocalyptic number.

It is an amenable number.

34688709 is a deficient number, since it is larger than the sum of its proper divisors (21374331).

34688709 is a wasteful number, since it uses less digits than its factorization.

34688709 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116817 (or 116811 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 45.

The square root of 34688709 is about 5889.7121321844. The cubic root of 34688709 is about 326.1339764475.

The spelling of 34688709 in words is "thirty-four million, six hundred eighty-eight thousand, seven hundred nine".