57204743 has 2 divisors, whose sum is σ = 57204744. Its totient is φ = 57204742.

The previous prime is 57204727. The next prime is 57204751. The reversal of 57204743 is 34740275.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 57204743 - 2⁴ = 57204727 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57204793) 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, 28602371 + 28602372.

It is an arithmetic number, because the mean of its divisors is an integer number (28602372).

Almost surely, 2^57204743 is an apocalyptic number.

57204743 is a deficient number, since it is larger than the sum of its proper divisors (1).

57204743 is an equidigital number, since it uses as much as digits as its factorization.

57204743 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23520, while the sum is 32.

The square root of 57204743 is about 7563.3817171950. The cubic root of 57204743 is about 385.3103541258.

The spelling of 57204743 in words is "fifty-seven million, two hundred four thousand, seven hundred forty-three".