57935813 has 8 divisors (see below), whose sum is σ = 66062808. Its totient is φ = 50333184.

The previous prime is 57935809. The next prime is 57935887. The reversal of 57935813 is 31853975.

It is a happy number.

57935813 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 25877569 + 32058244 = 5087^2 + 5662^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 57935813 - 2² = 57935809 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57935803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 130856 + ... + 131297.

It is an arithmetic number, because the mean of its divisors is an integer number (8257851).

Almost surely, 2^57935813 is an apocalyptic number.

It is an amenable number.

57935813 is a deficient number, since it is larger than the sum of its proper divisors (8126995).

57935813 is a wasteful number, since it uses less digits than its factorization.

57935813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262183.

The product of its digits is 113400, while the sum is 41.

The square root of 57935813 is about 7611.5578563130. The cubic root of 57935813 is about 386.9448182755.

The spelling of 57935813 in words is "fifty-seven million, nine hundred thirty-five thousand, eight hundred thirteen".