57394 has 4 divisors (see below), whose sum is σ = 86094. Its totient is φ = 28696.

The previous prime is 57389. The next prime is 57397. The reversal of 57394 is 49375.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 56169 + 1225 = 237^2 + 35^2 .

It is a nialpdrome in base 9.

It is not an unprimeable number, because it can be changed into a prime (57397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14347 + ... + 14350.

2⁵⁷³⁹⁴ is an apocalyptic number.

57394 is a deficient number, since it is larger than the sum of its proper divisors (28700).

57394 is a wasteful number, since it uses less digits than its factorization.

57394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28699.

The product of its digits is 3780, while the sum is 28.

The square root of 57394 is about 239.5704489289. The cubic root of 57394 is about 38.5734808497.

The spelling of 57394 in words is "fifty-seven thousand, three hundred ninety-four".