34685661 has 16 divisors (see below), whose sum is σ = 49593600. Its totient is φ = 21485568.

The previous prime is 34685641. The next prime is 34685669. The reversal of 34685661 is 16658643.

It is not a de Polignac number, because 34685661 - 2⁷ = 34685533 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34685669) 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, 276 + ... + 8333.

It is an arithmetic number, because the mean of its divisors is an integer number (3099600).

Almost surely, 2^34685661 is an apocalyptic number.

It is an amenable number.

34685661 is a deficient number, since it is larger than the sum of its proper divisors (14907939).

34685661 is a wasteful number, since it uses less digits than its factorization.

34685661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8708.

The product of its digits is 103680, while the sum is 39.

The square root of 34685661 is about 5889.4533702204. The cubic root of 34685661 is about 326.1244240071.

The spelling of 34685661 in words is "thirty-four million, six hundred eighty-five thousand, six hundred sixty-one".