235235013 has 16 divisors (see below), whose sum is σ = 338599296. Its totient is φ = 144406080.

The previous prime is 235235009. The next prime is 235235017. The reversal of 235235013 is 310532532.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (235235009) and next prime (235235017).

It is not a de Polignac number, because 235235013 - 2² = 235235009 is a prime.

It is a super-2 number, since 2×235235013² = 110671022682220338, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (235235017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9256 + ... + 23582.

It is an arithmetic number, because the mean of its divisors is an integer number (21162456).

Almost surely, 2^235235013 is an apocalyptic number.

It is an amenable number.

235235013 is a deficient number, since it is larger than the sum of its proper divisors (103364283).

235235013 is a wasteful number, since it uses less digits than its factorization.

235235013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14764.

The product of its (nonzero) digits is 2700, while the sum is 24.

The square root of 235235013 is about 15337.3730801595. The cubic root of 235235013 is about 617.3062223137.

Adding to 235235013 its reverse (310532532), we get a palindrome (545767545).

The spelling of 235235013 in words is "two hundred thirty-five million, two hundred thirty-five thousand, thirteen".