2057826 has 8 divisors (see below), whose sum is σ = 4115664. Its totient is φ = 685940.

The previous prime is 2057813. The next prime is 2057849. The reversal of 2057826 is 6287502.

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

2057826 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 2057793 and 2057802.

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, 171480 + ... + 171491.

It is an arithmetic number, because the mean of its divisors is an integer number (514458).

2^2057826 is an apocalyptic number.

2057826 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.

2057826 is a wasteful number, since it uses less digits than its factorization.

2057826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342976.

The product of its (nonzero) digits is 6720, while the sum is 30.

The square root of 2057826 is about 1434.5124607336. The cubic root of 2057826 is about 127.1948566015.

The spelling of 2057826 in words is "two million, fifty-seven thousand, eight hundred twenty-six".