57547423 has 2 divisors, whose sum is σ = 57547424. Its totient is φ = 57547422.

The previous prime is 57547393. The next prime is 57547463. The reversal of 57547423 is 32474575.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 57547423 - 2¹³ = 57539231 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57547463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28773711 + 28773712.

It is an arithmetic number, because the mean of its divisors is an integer number (28773712).

Almost surely, 2^57547423 is an apocalyptic number.

57547423 is a deficient number, since it is larger than the sum of its proper divisors (1).

57547423 is an equidigital number, since it uses as much as digits as its factorization.

57547423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 117600, while the sum is 37.

The square root of 57547423 is about 7586.0017795938. The cubic root of 57547423 is about 386.0782122023.

It can be divided in two parts, 57547 and 423, that added together give a triangular number (57970 = T₃₄₀).

The spelling of 57547423 in words is "fifty-seven million, five hundred forty-seven thousand, four hundred twenty-three".