57266743 has 2 divisors, whose sum is σ = 57266744. Its totient is φ = 57266742.

The previous prime is 57266701. The next prime is 57266773. The reversal of 57266743 is 34766275.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-57266743 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 57266696 and 57266705.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57266773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28633371 + 28633372.

It is an arithmetic number, because the mean of its divisors is an integer number (28633372).

Almost surely, 2^57266743 is an apocalyptic number.

57266743 is a deficient number, since it is larger than the sum of its proper divisors (1).

57266743 is an equidigital number, since it uses as much as digits as its factorization.

57266743 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 211680, while the sum is 40.

The square root of 57266743 is about 7567.4793029119. The cubic root of 57266743 is about 385.4495070194.

The spelling of 57266743 in words is "fifty-seven million, two hundred sixty-six thousand, seven hundred forty-three".