233313413 has 4 divisors (see below), whose sum is σ = 233587788. Its totient is φ = 233039040.

The previous prime is 233313397. The next prime is 233313463. The reversal of 233313413 is 314313332.

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 84033889 + 149279524 = 9167^2 + 12218^2 .

It is a cyclic number.

It is not a de Polignac number, because 233313413 - 2⁴ = 233313397 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 (233313463) 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, 135908 + ... + 137613.

It is an arithmetic number, because the mean of its divisors is an integer number (58396947).

Almost surely, 2^233313413 is an apocalyptic number.

It is an amenable number.

233313413 is a deficient number, since it is larger than the sum of its proper divisors (274375).

233313413 is an equidigital number, since it uses as much as digits as its factorization.

233313413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274374.

The product of its digits is 1944, while the sum is 23.

The square root of 233313413 is about 15274.6002566352. The cubic root of 233313413 is about 615.6207300519.

Adding to 233313413 its reverse (314313332), we get a palindrome (547626745).

The spelling of 233313413 in words is "two hundred thirty-three million, three hundred thirteen thousand, four hundred thirteen".