57540593 has 4 divisors (see below), whose sum is σ = 62771568. Its totient is φ = 52309620.

The previous prime is 57540583. The next prime is 57540599. The reversal of 57540593 is 39504575.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 57540593 - 2¹² = 57536497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (57540599) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2615471 + ... + 2615492.

It is an arithmetic number, because the mean of its divisors is an integer number (15692892).

Almost surely, 2^57540593 is an apocalyptic number.

It is an amenable number.

57540593 is a deficient number, since it is larger than the sum of its proper divisors (5230975).

57540593 is a wasteful number, since it uses less digits than its factorization.

57540593 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5230974.

The product of its (nonzero) digits is 94500, while the sum is 38.

The square root of 57540593 is about 7585.5515949732. The cubic root of 57540593 is about 386.0629377360.

The spelling of 57540593 in words is "fifty-seven million, five hundred forty thousand, five hundred ninety-three".