57774 has 8 divisors (see below), whose sum is σ = 115560. Its totient is φ = 19256.

The previous prime is 57773. The next prime is 57781. The reversal of 57774 is 47775.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

57774 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57773) 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, 4809 + ... + 4820.

It is an arithmetic number, because the mean of its divisors is an integer number (14445).

2⁵⁷⁷⁷⁴ is an apocalyptic number.

57774 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57780).

57774 is a wasteful number, since it uses less digits than its factorization.

57774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9634.

The product of its digits is 6860, while the sum is 30.

The square root of 57774 is about 240.3622266497. The cubic root of 57774 is about 38.6584240589.

Subtracting from 57774 its reverse (47775), we obtain a palindrome (9999).

The spelling of 57774 in words is "fifty-seven thousand, seven hundred seventy-four".