2057859838 has 8 divisors (see below), whose sum is σ = 3105274032. Its totient is φ = 1022768496.

The previous prime is 2057859829. The next prime is 2057859871. The reversal of 2057859838 is 8389587502.

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

It is a super-2 number, since 2×2057859838² = 8469574225706772488, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3080295 + ... + 3080962.

It is an arithmetic number, because the mean of its divisors is an integer number (388159254).

Almost surely, 2^2057859838 is an apocalyptic number.

2057859838 is a deficient number, since it is larger than the sum of its proper divisors (1047414194).

2057859838 is a wasteful number, since it uses less digits than its factorization.

2057859838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6161426.

The product of its (nonzero) digits is 4838400, while the sum is 55.

The square root of 2057859838 is about 45363.6400435415. The cubic root of 2057859838 is about 1271.9555377672.

The spelling of 2057859838 in words is "two billion, fifty-seven million, eight hundred fifty-nine thousand, eight hundred thirty-eight".