253243035 has 24 divisors (see below), whose sum is σ = 439530624. Its totient is φ = 134885760.

The previous prime is 253243027. The next prime is 253243069. The reversal of 253243035 is 530342352.

It is not a de Polignac number, because 253243035 - 2³ = 253243027 is a prime.

It is a super-2 number, since 2×253243035² = 128264069552022450, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 35575 + ... + 42095.

It is an arithmetic number, because the mean of its divisors is an integer number (18313776).

Almost surely, 2^253243035 is an apocalyptic number.

253243035 is a deficient number, since it is larger than the sum of its proper divisors (186287589).

253243035 is a wasteful number, since it uses less digits than its factorization.

253243035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7395 (or 7392 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 27.

The square root of 253243035 is about 15913.6116265290. The cubic root of 253243035 is about 632.6728092027.

Adding to 253243035 its reverse (530342352), we get a palindrome (783585387).

The spelling of 253243035 in words is "two hundred fifty-three million, two hundred forty-three thousand, thirty-five".