34640168 has 8 divisors (see below), whose sum is σ = 64950330. Its totient is φ = 17320080.

The previous prime is 34640167. The next prime is 34640171. The reversal of 34640168 is 86104643.

It can be written as a sum of positive squares in only one way, i.e., 32741284 + 1898884 = 5722^2 + 1378^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (34640167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2165003 + ... + 2165018.

Almost surely, 2^34640168 is an apocalyptic number.

It is an amenable number.

34640168 is a deficient number, since it is larger than the sum of its proper divisors (30310162).

34640168 is a wasteful number, since it uses less digits than its factorization.

34640168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4330027 (or 4330023 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 34640168 is about 5885.5898599885. The cubic root of 34640168 is about 325.9817822632.

The spelling of 34640168 in words is "thirty-four million, six hundred forty thousand, one hundred sixty-eight".