2916859 has 4 divisors (see below), whose sum is σ = 3182040. Its totient is φ = 2651680.

The previous prime is 2916841. The next prime is 2916919. The reversal of 2916859 is 9586192.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2916859 - 2⁵ = 2916827 is a prime.

It is a super-3 number, since 3×2916859³ = 74450490380786483337, which contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2916059) 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, 132574 + ... + 132595.

It is an arithmetic number, because the mean of its divisors is an integer number (795510).

2^2916859 is an apocalyptic number.

2916859 is a deficient number, since it is larger than the sum of its proper divisors (265181).

2916859 is a wasteful number, since it uses less digits than its factorization.

2916859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265180.

The product of its digits is 38880, while the sum is 40.

The square root of 2916859 is about 1707.8814361659. The cubic root of 2916859 is about 142.8801218750.

The spelling of 2916859 in words is "two million, nine hundred sixteen thousand, eight hundred fifty-nine".