2898817 has 4 divisors (see below), whose sum is σ = 2903040. Its totient is φ = 2894596.

The previous prime is 2898809. The next prime is 2898821. The reversal of 2898817 is 7188982.

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 2898817 - 2³ = 2898809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2898827) 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, 817 + ... + 2542.

It is an arithmetic number, because the mean of its divisors is an integer number (725760).

2^2898817 is an apocalyptic number.

It is an amenable number.

2898817 is a deficient number, since it is larger than the sum of its proper divisors (4223).

2898817 is an equidigital number, since it uses as much as digits as its factorization.

2898817 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4222.

The product of its digits is 64512, while the sum is 43.

The square root of 2898817 is about 1702.5912604028. The cubic root of 2898817 is about 142.5849211684.

The spelling of 2898817 in words is "two million, eight hundred ninety-eight thousand, eight hundred seventeen".