34003871 has 4 divisors (see below), whose sum is σ = 37095144. Its totient is φ = 30912600.

The previous prime is 34003843. The next prime is 34003873. The reversal of 34003871 is 17830043.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 34003871 - 2¹⁰ = 34002847 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 34003871.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34003873) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1545620 + ... + 1545641.

It is an arithmetic number, because the mean of its divisors is an integer number (9273786).

Almost surely, 2^34003871 is an apocalyptic number.

34003871 is a deficient number, since it is larger than the sum of its proper divisors (3091273).

34003871 is a wasteful number, since it uses less digits than its factorization.

34003871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3091272.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 34003871 is about 5831.2838209094. The cubic root of 34003871 is about 323.9734743056.

Subtracting from 34003871 its reverse (17830043), we obtain a triangular number (16173828 = T₅₆₈₇).

The spelling of 34003871 in words is "thirty-four million, three thousand, eight hundred seventy-one".