2016057 has 4 divisors (see below), whose sum is σ = 2688080. Its totient is φ = 1344036.

The previous prime is 2016031. The next prime is 2016059. The reversal of 2016057 is 7506102.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2016057 - 2⁸ = 2015801 is a prime.

It is a D-number.

It is a Duffinian number.

It is a plaindrome in base 6.

It is a zygodrome in base 6.

It is not an unprimeable number, because it can be changed into a prime (2016059) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 336007 + ... + 336012.

It is an arithmetic number, because the mean of its divisors is an integer number (672020).

2^2016057 is an apocalyptic number.

It is an amenable number.

2016057 is a deficient number, since it is larger than the sum of its proper divisors (672023).

2016057 is an equidigital number, since it uses as much as digits as its factorization.

2016057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 672022.

The product of its (nonzero) digits is 420, while the sum is 21.

The square root of 2016057 is about 1419.8792202156. The cubic root of 2016057 is about 126.3283825256.

The spelling of 2016057 in words is "two million, sixteen thousand, fifty-seven".