34140207 has 24 divisors (see below), whose sum is σ = 49820160. Its totient is φ = 20716560.

The previous prime is 34140203. The next prime is 34140209. The reversal of 34140207 is 70204143.

It is not a de Polignac number, because 34140207 - 2² = 34140203 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34140203) 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 23 ways as a sum of consecutive naturals, for example, 245544 + ... + 245682.

It is an arithmetic number, because the mean of its divisors is an integer number (2075840).

Almost surely, 2^34140207 is an apocalyptic number.

34140207 is a deficient number, since it is larger than the sum of its proper divisors (15679953).

34140207 is a wasteful number, since it uses less digits than its factorization.

34140207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331 (or 192 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 34140207 is about 5842.9621768415. The cubic root of 34140207 is about 324.4058794634.

The spelling of 34140207 in words is "thirty-four million, one hundred forty thousand, two hundred seven".