57593340 has 144 divisors (see below), whose sum is σ = 204492288. Its totient is φ = 12845952.

The previous prime is 57593339. The next prime is 57593353. The reversal of 57593340 is 4339575.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 57593295 and 57593304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 53649 + ... + 54711.

Almost surely, 2^57593340 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 57593340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (102246144).

57593340 is an abundant number, since it is smaller than the sum of its proper divisors (146898948).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

57593340 is a wasteful number, since it uses less digits than its factorization.

57593340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1128 (or 1123 counting only the distinct ones).

The product of its (nonzero) digits is 56700, while the sum is 36.

The square root of 57593340 is about 7589.0276056949. The cubic root of 57593340 is about 386.1808686405.

The spelling of 57593340 in words is "fifty-seven million, five hundred ninety-three thousand, three hundred forty".