34209693 has 18 divisors (see below), whose sum is σ = 57482334. Its totient is φ = 19548144.

The previous prime is 34209683. The next prime is 34209697. The reversal of 34209693 is 39690243.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 34082244 + 127449 = 5838^2 + 357^2 .

It is not a de Polignac number, because 34209693 - 2⁶ = 34209629 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34209697) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 38346 + ... + 39227.

It is an arithmetic number, because the mean of its divisors is an integer number (3193463).

Almost surely, 2^34209693 is an apocalyptic number.

It is an amenable number.

34209693 is a deficient number, since it is larger than the sum of its proper divisors (23272641).

34209693 is a wasteful number, since it uses less digits than its factorization.

34209693 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77593 (or 77583 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 36.

The square root of 34209693 is about 5848.9052821874. The cubic root of 34209693 is about 324.6258194606.

The spelling of 34209693 in words is "thirty-four million, two hundred nine thousand, six hundred ninety-three".