34203213 has 12 divisors (see below), whose sum is σ = 53896128. Its totient is φ = 20729160.

The previous prime is 34203203. The next prime is 34203241. The reversal of 34203213 is 31230243.

34203213 is a `hidden beast` number, since 342 + 0 + 321 + 3 = 666.

It is not a de Polignac number, because 34203213 - 2¹⁴ = 34186829 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34203203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 172645 + ... + 172842.

It is an arithmetic number, because the mean of its divisors is an integer number (4491344).

Almost surely, 2^34203213 is an apocalyptic number.

34203213 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

34203213 is a deficient number, since it is larger than the sum of its proper divisors (19692915).

34203213 is a wasteful number, since it uses less digits than its factorization.

34203213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345504 (or 345501 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 34203213 is about 5848.3513061375. The cubic root of 34203213 is about 324.6053212922.

Adding to 34203213 its reverse (31230243), we get a palindrome (65433456).

The spelling of 34203213 in words is "thirty-four million, two hundred three thousand, two hundred thirteen".