235220413 has 8 divisors (see below), whose sum is σ = 239961528. Its totient is φ = 230490624.

The previous prime is 235220411. The next prime is 235220429. The reversal of 235220413 is 314022532.

It can be written as a sum of positive squares in 4 ways, for example, as 14341369 + 220879044 = 3787^2 + 14862^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 235220413 - 2¹ = 235220411 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (235220411) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48181 + ... + 52837.

It is an arithmetic number, because the mean of its divisors is an integer number (29995191).

Almost surely, 2^235220413 is an apocalyptic number.

It is an amenable number.

235220413 is a deficient number, since it is larger than the sum of its proper divisors (4741115).

235220413 is an equidigital number, since it uses as much as digits as its factorization.

235220413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5663.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 235220413 is about 15336.8971112152. The cubic root of 235220413 is about 617.2934508910.

Adding to 235220413 its reverse (314022532), we get a palindrome (549242945).

The spelling of 235220413 in words is "two hundred thirty-five million, two hundred twenty thousand, four hundred thirteen".