2898765 has 24 divisors (see below), whose sum is σ = 5163288. Its totient is φ = 1503360.

The previous prime is 2898761. The next prime is 2898793. The reversal of 2898765 is 5678982.

It can be written as a sum of positive squares in 4 ways, for example, as 86436 + 2812329 = 294^2 + 1677^2 .

It is not a de Polignac number, because 2898765 - 2² = 2898761 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2898765.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2898761) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 795 + ... + 2535.

It is an arithmetic number, because the mean of its divisors is an integer number (215137).

2^2898765 is an apocalyptic number.

It is an amenable number.

2898765 is a deficient number, since it is larger than the sum of its proper divisors (2264523).

2898765 is a wasteful number, since it uses less digits than its factorization.

2898765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1789 (or 1786 counting only the distinct ones).

The product of its digits is 241920, while the sum is 45.

The square root of 2898765 is about 1702.5759894936. The cubic root of 2898765 is about 142.5840685838.

It can be divided in two parts, 2898 and 765, that added together give a palindrome (3663).

The spelling of 2898765 in words is "two million, eight hundred ninety-eight thousand, seven hundred sixty-five".