2889428 has 24 divisors (see below), whose sum is σ = 5255712. Its totient is φ = 1389024.

The previous prime is 2889427. The next prime is 2889437. The reversal of 2889428 is 8249882.

2889428 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2889427) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18326 + ... + 18482.

It is an arithmetic number, because the mean of its divisors is an integer number (218988).

2^2889428 is an apocalyptic number.

It is an amenable number.

2889428 is a deficient number, since it is larger than the sum of its proper divisors (2366284).

2889428 is a wasteful number, since it uses less digits than its factorization.

2889428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311 (or 309 counting only the distinct ones).

The product of its digits is 73728, while the sum is 41.

The square root of 2889428 is about 1699.8317563806. The cubic root of 2889428 is about 142.4308148816.

The spelling of 2889428 in words is "two million, eight hundred eighty-nine thousand, four hundred twenty-eight".