4235213 has 4 divisors (see below), whose sum is σ = 4259868. Its totient is φ = 4210560.

The previous prime is 4235201. The next prime is 4235237. The reversal of 4235213 is 3125324.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1684804 + 2550409 = 1298^2 + 1597^2 .

It is a cyclic number.

It is not a de Polignac number, because 4235213 - 2⁶ = 4235149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4235263) 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, 12068 + ... + 12413.

It is an arithmetic number, because the mean of its divisors is an integer number (1064967).

Almost surely, 2^4235213 is an apocalyptic number.

It is an amenable number.

4235213 is a deficient number, since it is larger than the sum of its proper divisors (24655).

4235213 is a wasteful number, since it uses less digits than its factorization.

4235213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24654.

The product of its digits is 720, while the sum is 20.

The square root of 4235213 is about 2057.9633135700. The cubic root of 4235213 is about 161.7925123977.

The spelling of 4235213 in words is "four million, two hundred thirty-five thousand, two hundred thirteen".