34213243 has 16 divisors (see below), whose sum is σ = 38476800. Its totient is φ = 30270240.

The previous prime is 34213237. The next prime is 34213261. The reversal of 34213243 is 34231243.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 34213243 - 2¹⁷ = 34082171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34213273) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16080 + ... + 18082.

It is an arithmetic number, because the mean of its divisors is an integer number (2404800).

Almost surely, 2^34213243 is an apocalyptic number.

34213243 is a deficient number, since it is larger than the sum of its proper divisors (4263557).

34213243 is a wasteful number, since it uses less digits than its factorization.

34213243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2082.

The product of its digits is 1728, while the sum is 22.

The square root of 34213243 is about 5849.2087499080. The cubic root of 34213243 is about 324.6370480696.

Adding to 34213243 its reverse (34231243), we get a palindrome (68444486).

The spelling of 34213243 in words is "thirty-four million, two hundred thirteen thousand, two hundred forty-three".