2057797 has 8 divisors (see below), whose sum is σ = 2384576. Its totient is φ = 1739232.

The previous prime is 2057791. The next prime is 2057807. The reversal of 2057797 is 7977502.

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 2057797 - 2⁷ = 2057669 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 (2057791) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1503 + ... + 2524.

It is an arithmetic number, because the mean of its divisors is an integer number (298072).

2^2057797 is an apocalyptic number.

It is an amenable number.

2057797 is a deficient number, since it is larger than the sum of its proper divisors (326779).

2057797 is an equidigital number, since it uses as much as digits as its factorization.

2057797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4107.

The product of its (nonzero) digits is 30870, while the sum is 37.

The square root of 2057797 is about 1434.5023527342. The cubic root of 2057797 is about 127.1942590990.

The spelling of 2057797 in words is "two million, fifty-seven thousand, seven hundred ninety-seven".