56323243 has 4 divisors (see below), whose sum is σ = 56840080. Its totient is φ = 55806408.

The previous prime is 56323207. The next prime is 56323273. The reversal of 56323243 is 34232365.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34232365 = 5 ⋅6846473.

It is a cyclic number.

It is not a de Polignac number, because 56323243 - 2⁹ = 56322731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56323273) 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, 258255 + ... + 258472.

It is an arithmetic number, because the mean of its divisors is an integer number (14210020).

Almost surely, 2^56323243 is an apocalyptic number.

56323243 is a deficient number, since it is larger than the sum of its proper divisors (516837).

56323243 is a wasteful number, since it uses less digits than its factorization.

56323243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 516836.

The product of its digits is 12960, while the sum is 28.

The square root of 56323243 is about 7504.8812782082. The cubic root of 56323243 is about 383.3209457035.

The spelling of 56323243 in words is "fifty-six million, three hundred twenty-three thousand, two hundred forty-three".