2859971 has 2 divisors, whose sum is σ = 2859972. Its totient is φ = 2859970.

The previous prime is 2859949. The next prime is 2859977. The reversal of 2859971 is 1799582.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2859971 - 2¹⁴ = 2843587 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (2859977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1429985 + 1429986.

It is an arithmetic number, because the mean of its divisors is an integer number (1429986).

2^2859971 is an apocalyptic number.

2859971 is a deficient number, since it is larger than the sum of its proper divisors (1).

2859971 is an equidigital number, since it uses as much as digits as its factorization.

2859971 is an evil number, because the sum of its binary digits is even.

The product of its digits is 45360, while the sum is 41.

The square root of 2859971 is about 1691.1448784773. The cubic root of 2859971 is about 141.9451451152.

The spelling of 2859971 in words is "two million, eight hundred fifty-nine thousand, nine hundred seventy-one".