34685718 has 24 divisors (see below), whose sum is σ = 70905912. Its totient is φ = 11311584.

The previous prime is 34685681. The next prime is 34685719. The reversal of 34685718 is 81758643.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 34685718.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34685719) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11946 + ... + 14562.

It is an arithmetic number, because the mean of its divisors is an integer number (2954413).

Almost surely, 2^34685718 is an apocalyptic number.

34685718 is an abundant number, since it is smaller than the sum of its proper divisors (36220194).

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

34685718 is a wasteful number, since it uses less digits than its factorization.

34685718 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2716 (or 2669 counting only the distinct ones).

The product of its digits is 161280, while the sum is 42.

The square root of 34685718 is about 5889.4582093772. The cubic root of 34685718 is about 326.1246026504.

It can be divided in two parts, 346857 and 18, that multiplied together give a palindrome (6243426).

The spelling of 34685718 in words is "thirty-four million, six hundred eighty-five thousand, seven hundred eighteen".