233400413 has 4 divisors (see below), whose sum is σ = 239093148. Its totient is φ = 227707680.

The previous prime is 233400407. The next prime is 233400421. The reversal of 233400413 is 314004332.

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 129095044 + 104305369 = 11362^2 + 10213^2 .

It is a cyclic number.

It is not a de Polignac number, because 233400413 - 2⁴ = 233400397 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233400493) 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, 2846306 + ... + 2846387.

It is an arithmetic number, because the mean of its divisors is an integer number (59773287).

Almost surely, 2^233400413 is an apocalyptic number.

It is an amenable number.

233400413 is a deficient number, since it is larger than the sum of its proper divisors (5692735).

233400413 is an equidigital number, since it uses as much as digits as its factorization.

233400413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5692734.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 233400413 is about 15277.4478562357. The cubic root of 233400413 is about 615.6972399376.

Adding to 233400413 its reverse (314004332), we get a palindrome (547404745).

The spelling of 233400413 in words is "two hundred thirty-three million, four hundred thousand, four hundred thirteen".