2071697 has 4 divisors (see below), whose sum is σ = 2119920. Its totient is φ = 2023476.

The previous prime is 2071687. The next prime is 2071711. The reversal of 2071697 is 7961702.

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 a cyclic number.

It is not a de Polignac number, because 2071697 - 2⁴ = 2071681 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2071687) 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, 24047 + ... + 24132.

It is an arithmetic number, because the mean of its divisors is an integer number (529980).

2^2071697 is an apocalyptic number.

It is an amenable number.

2071697 is a deficient number, since it is larger than the sum of its proper divisors (48223).

2071697 is an equidigital number, since it uses as much as digits as its factorization.

2071697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48222.

The product of its (nonzero) digits is 5292, while the sum is 32.

The square root of 2071697 is about 1439.3390844412. The cubic root of 2071697 is about 127.4800071176.

It can be divided in two parts, 20 and 71697, that added together give a palindrome (71717).

The spelling of 2071697 in words is "two million, seventy-one thousand, six hundred ninety-seven".