2257536423 has 4 divisors (see below), whose sum is σ = 3010048568. Its totient is φ = 1505024280.

The previous prime is 2257536409. The next prime is 2257536443. The reversal of 2257536423 is 3246357522.

2257536423 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.

It is not a de Polignac number, because 2257536423 - 2¹⁴ = 2257520039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2257536443) 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, 376256068 + ... + 376256073.

It is an arithmetic number, because the mean of its divisors is an integer number (752512142).

Almost surely, 2^2257536423 is an apocalyptic number.

2257536423 is a deficient number, since it is larger than the sum of its proper divisors (752512145).

2257536423 is an equidigital number, since it uses as much as digits as its factorization.

2257536423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 752512144.

The product of its digits is 302400, while the sum is 39.

The square root of 2257536423 is about 47513.5393651115. The cubic root of 2257536423 is about 1311.8321048463.

The spelling of 2257536423 in words is "two billion, two hundred fifty-seven million, five hundred thirty-six thousand, four hundred twenty-three".