34719636 has 72 divisors (see below), whose sum is σ = 95147136. Its totient is φ = 9824640.

The previous prime is 34719613. The next prime is 34719667. The reversal of 34719636 is 63691743.

It is a junction number, because it is equal to n+sod(n) for n = 34719594 and 34719603.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 80341 + ... + 80771.

It is an arithmetic number, because the mean of its divisors is an integer number (1321488).

Almost surely, 2^34719636 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 34719636, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47573568).

34719636 is an abundant number, since it is smaller than the sum of its proper divisors (60427500).

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

34719636 is a wasteful number, since it uses less digits than its factorization.

34719636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 589 (or 580 counting only the distinct ones).

The product of its digits is 81648, while the sum is 39.

The square root of 34719636 is about 5892.3370575689. The cubic root of 34719636 is about 326.2308701221.

The spelling of 34719636 in words is "thirty-four million, seven hundred nineteen thousand, six hundred thirty-six".