233206413 has 16 divisors (see below), whose sum is σ = 345612096. Its totient is φ = 138669440.

The previous prime is 233206411. The next prime is 233206451. The reversal of 233206413 is 314602332.

It is a cyclic number.

It is not a de Polignac number, because 233206413 - 2¹ = 233206411 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233206411) 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, 64920 + ... + 68417.

It is an arithmetic number, because the mean of its divisors is an integer number (21600756).

Almost surely, 2^233206413 is an apocalyptic number.

It is an amenable number.

233206413 is a deficient number, since it is larger than the sum of its proper divisors (112405683).

233206413 is a wasteful number, since it uses less digits than its factorization.

233206413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133404.

The product of its (nonzero) digits is 2592, while the sum is 24.

The square root of 233206413 is about 15271.0973083142. The cubic root of 233206413 is about 615.5266056013.

Adding to 233206413 its reverse (314602332), we get a palindrome (547808745).

The spelling of 233206413 in words is "two hundred thirty-three million, two hundred six thousand, four hundred thirteen".