2057716 has 6 divisors (see below), whose sum is σ = 3601010. Its totient is φ = 1028856.

The previous prime is 2057711. The next prime is 2057723. The reversal of 2057716 is 6177502.

It can be written as a sum of positive squares in only one way, i.e., 1948816 + 108900 = 1396^2 + 330^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2057711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 257211 + ... + 257218.

2^2057716 is an apocalyptic number.

It is an amenable number.

2057716 is a deficient number, since it is larger than the sum of its proper divisors (1543294).

2057716 is a wasteful number, since it uses less digits than its factorization.

2057716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 514433 (or 514431 counting only the distinct ones).

The product of its (nonzero) digits is 2940, while the sum is 28.

The square root of 2057716 is about 1434.4741196689. The cubic root of 2057716 is about 127.1925901832.

It can be divided in two parts, 205 and 7716, that added together give a square (7921 = 89²).

The spelling of 2057716 in words is "two million, fifty-seven thousand, seven hundred sixteen".