52734257 has 2 divisors, whose sum is σ = 52734258. Its totient is φ = 52734256.

The previous prime is 52734247. The next prime is 52734281. The reversal of 52734257 is 75243725.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37957921 + 14776336 = 6161^2 + 3844^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52734257 is a prime.

It is a super-2 number, since 2×52734257² = 5561803722684098, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (52734217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26367128 + 26367129.

It is an arithmetic number, because the mean of its divisors is an integer number (26367129).

Almost surely, 2^52734257 is an apocalyptic number.

It is an amenable number.

52734257 is a deficient number, since it is larger than the sum of its proper divisors (1).

52734257 is an equidigital number, since it uses as much as digits as its factorization.

52734257 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 58800, while the sum is 35.

The square root of 52734257 is about 7261.8356494760. The cubic root of 52734257 is about 374.9997202961. Note that the first 3 decimals are identical.

The spelling of 52734257 in words is "fifty-two million, seven hundred thirty-four thousand, two hundred fifty-seven".