253235235 has 32 divisors (see below), whose sum is σ = 442858752. Its totient is φ = 122545280.

The previous prime is 253235209. The next prime is 253235239. The reversal of 253235235 is 532532352.

It is not a de Polignac number, because 253235235 - 2¹¹ = 253233187 is a prime.

It is not an unprimeable number, because it can be changed into a prime (253235239) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 110572 + ... + 112838.

It is an arithmetic number, because the mean of its divisors is an integer number (13839336).

Almost surely, 2^253235235 is an apocalyptic number.

253235235 is a deficient number, since it is larger than the sum of its proper divisors (189623517).

253235235 is a wasteful number, since it uses less digits than its factorization.

253235235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2963.

The product of its digits is 27000, while the sum is 30.

The square root of 253235235 is about 15913.3665514246. The cubic root of 253235235 is about 632.6663135998. Note that the first 3 decimals are identical.

Adding to 253235235 its reverse (532532352), we get a palindrome (785767587).

The spelling of 253235235 in words is "two hundred fifty-three million, two hundred thirty-five thousand, two hundred thirty-five".