2939828 has 6 divisors (see below), whose sum is σ = 5144706. Its totient is φ = 1469912.

The previous prime is 2939821. The next prime is 2939869. The reversal of 2939828 is 8289392.

It can be written as a sum of positive squares in only one way, i.e., 2650384 + 289444 = 1628^2 + 538^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2939821) 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, 367475 + ... + 367482.

It is an arithmetic number, because the mean of its divisors is an integer number (857451).

2^2939828 is an apocalyptic number.

It is an amenable number.

2939828 is a deficient number, since it is larger than the sum of its proper divisors (2204878).

2939828 is a wasteful number, since it uses less digits than its factorization.

2939828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 734961 (or 734959 counting only the distinct ones).

The product of its digits is 62208, while the sum is 41.

The square root of 2939828 is about 1714.5926629961. The cubic root of 2939828 is about 143.2541814052.

The spelling of 2939828 in words is "two million, nine hundred thirty-nine thousand, eight hundred twenty-eight".