34203885 has 24 divisors (see below), whose sum is σ = 55560864. Its totient is φ = 17967840.

The previous prime is 34203853. The next prime is 34203887. The reversal of 34203885 is 58830243.

34203885 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 34203885 - 2⁵ = 34203853 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34203887) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 103170 + ... + 103500.

It is an arithmetic number, because the mean of its divisors is an integer number (2315036).

Almost surely, 2^34203885 is an apocalyptic number.

It is an amenable number.

34203885 is a deficient number, since it is larger than the sum of its proper divisors (21356979).

34203885 is an equidigital number, since it uses as much as digits as its factorization.

34203885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505 (or 422 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 33.

The square root of 34203885 is about 5848.4087579443. The cubic root of 34203885 is about 324.6074471485.

The spelling of 34203885 in words is "thirty-four million, two hundred three thousand, eight hundred eighty-five".