202042253 has 4 divisors (see below), whose sum is σ = 230905440. Its totient is φ = 173179068.

The previous prime is 202042231. The next prime is 202042259. The reversal of 202042253 is 352240202.

202042253 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 202042253 - 2¹⁸ = 201780109 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 (202042259) 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, 14431583 + ... + 14431596.

It is an arithmetic number, because the mean of its divisors is an integer number (57726360).

Almost surely, 2^202042253 is an apocalyptic number.

It is an amenable number.

202042253 is a deficient number, since it is larger than the sum of its proper divisors (28863187).

202042253 is an equidigital number, since it uses as much as digits as its factorization.

202042253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28863186.

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 202042253 is about 14214.1567811812. The cubic root of 202042253 is about 586.7873385481.

Adding to 202042253 its reverse (352240202), we get a palindrome (554282455).

The spelling of 202042253 in words is "two hundred two million, forty-two thousand, two hundred fifty-three".