2928286 has 4 divisors (see below), whose sum is σ = 4392432. Its totient is φ = 1464142.

The previous prime is 2928283. The next prime is 2928287. The reversal of 2928286 is 6828292.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2928281) by changing a digit.

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 as a sum of consecutive naturals, namely, 732070 + ... + 732073.

It is an arithmetic number, because the mean of its divisors is an integer number (1098108).

2^2928286 is an apocalyptic number.

2928286 is a deficient number, since it is larger than the sum of its proper divisors (1464146).

2928286 is a wasteful number, since it uses less digits than its factorization.

2928286 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1464145.

The product of its digits is 27648, while the sum is 37.

The square root of 2928286 is about 1711.2235388750. The cubic root of 2928286 is about 143.0664597268.

The spelling of 2928286 in words is "two million, nine hundred twenty-eight thousand, two hundred eighty-six".