2816428 has 24 divisors (see below), whose sum is σ = 5128704. Its totient is φ = 1352400.

The previous prime is 2816399. The next prime is 2816453. The reversal of 2816428 is 8246182.

It is a self number, because there is not a number n which added to its sum of digits gives 2816428.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13243 + ... + 13453.

It is an arithmetic number, because the mean of its divisors is an integer number (213696).

2^2816428 is an apocalyptic number.

It is an amenable number.

2816428 is a deficient number, since it is larger than the sum of its proper divisors (2312276).

2816428 is a wasteful number, since it uses less digits than its factorization.

2816428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333 (or 331 counting only the distinct ones).

The product of its digits is 6144, while the sum is 31.

The square root of 2816428 is about 1678.2216778483. The cubic root of 2816428 is about 141.2210873550.

The spelling of 2816428 in words is "two million, eight hundred sixteen thousand, four hundred twenty-eight".