52774243 has 2 divisors, whose sum is σ = 52774244. Its totient is φ = 52774242.

The previous prime is 52774237. The next prime is 52774283. The reversal of 52774243 is 34247725.

52774243 is nontrivially palindromic in base 4.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52774243 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 52774199 and 52774208.

It is not a weakly prime, because it can be changed into another prime (52774223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26387121 + 26387122.

It is an arithmetic number, because the mean of its divisors is an integer number (26387122).

Almost surely, 2^52774243 is an apocalyptic number.

52774243 is a deficient number, since it is larger than the sum of its proper divisors (1).

52774243 is an equidigital number, since it uses as much as digits as its factorization.

52774243 is an evil number, because the sum of its binary digits is even.

The product of its digits is 47040, while the sum is 34.

The square root of 52774243 is about 7264.5882884029. The cubic root of 52774243 is about 375.0944781210.

The spelling of 52774243 in words is "fifty-two million, seven hundred seventy-four thousand, two hundred forty-three".