2820932 has 18 divisors (see below), whose sum is σ = 5044158. Its totient is φ = 1380288.

The previous prime is 2820919. The next prime is 2820941. The reversal of 2820932 is 2390282.

It can be written as a sum of positive squares in only one way, i.e., 1597696 + 1223236 = 1264^2 + 1106^2 .

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 24908 + ... + 25020.

It is an arithmetic number, because the mean of its divisors is an integer number (280231).

2^2820932 is an apocalyptic number.

It is an amenable number.

2820932 is a deficient number, since it is larger than the sum of its proper divisors (2223226).

2820932 is a wasteful number, since it uses less digits than its factorization.

2820932 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275 (or 194 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 2820932 is about 1679.5630384121. The cubic root of 2820932 is about 141.2963269870.

The spelling of 2820932 in words is "two million, eight hundred twenty thousand, nine hundred thirty-two".