2889539 has 4 divisors (see below), whose sum is σ = 3041640. Its totient is φ = 2737440.

The previous prime is 2889529. The next prime is 2889547. The reversal of 2889539 is 9359882.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2889539 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2889539.

It is not an unprimeable number, because it can be changed into a prime (2889529) 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, 76022 + ... + 76059.

It is an arithmetic number, because the mean of its divisors is an integer number (760410).

2^2889539 is an apocalyptic number.

2889539 is a deficient number, since it is larger than the sum of its proper divisors (152101).

2889539 is a wasteful number, since it uses less digits than its factorization.

2889539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152100.

The product of its digits is 155520, while the sum is 44.

The square root of 2889539 is about 1699.8644063572. The cubic root of 2889539 is about 142.4326387279.

The spelling of 2889539 in words is "two million, eight hundred eighty-nine thousand, five hundred thirty-nine".