57878122 has 8 divisors (see below), whose sum is σ = 86849856. Its totient is φ = 28928172.

The previous prime is 57878077. The next prime is 57878131. The reversal of 57878122 is 22187875.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6063 + ... + 12349.

It is an arithmetic number, because the mean of its divisors is an integer number (10856232).

Almost surely, 2^57878122 is an apocalyptic number.

57878122 is a deficient number, since it is larger than the sum of its proper divisors (28971734).

57878122 is a wasteful number, since it uses less digits than its factorization.

57878122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10892.

The product of its digits is 62720, while the sum is 40.

The square root of 57878122 is about 7607.7672151558. The cubic root of 57878122 is about 386.8163390379.

The spelling of 57878122 in words is "fifty-seven million, eight hundred seventy-eight thousand, one hundred twenty-two".