34140838 has 8 divisors (see below), whose sum is σ = 51469200. Its totient is φ = 16984440.

The previous prime is 34140833. The next prime is 34140857. The reversal of 34140838 is 83804143.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34140833) 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 3 ways as a sum of consecutive naturals, for example, 42493 + ... + 43288.

It is an arithmetic number, because the mean of its divisors is an integer number (6433650).

Almost surely, 2^34140838 is an apocalyptic number.

34140838 is a deficient number, since it is larger than the sum of its proper divisors (17328362).

34140838 is a wasteful number, since it uses less digits than its factorization.

34140838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85982.

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 34140838 is about 5843.0161731763. The cubic root of 34140838 is about 324.4078780732.

The spelling of 34140838 in words is "thirty-four million, one hundred forty thousand, eight hundred thirty-eight".