2820938 has 16 divisors (see below), whose sum is σ = 4409856. Its totient is φ = 1351920.

The previous prime is 2820919. The next prime is 2820941. The reversal of 2820938 is 8390282.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10595 + ... + 10857.

It is an arithmetic number, because the mean of its divisors is an integer number (275616).

2^2820938 is an apocalyptic number.

2820938 is a deficient number, since it is larger than the sum of its proper divisors (1588918).

2820938 is a wasteful number, since it uses less digits than its factorization.

2820938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 469.

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 2820938 is about 1679.5648245900. The cubic root of 2820938 is about 141.2964271639.

The spelling of 2820938 in words is "two million, eight hundred twenty thousand, nine hundred thirty-eight".