2801833 has 2 divisors, whose sum is σ = 2801834. Its totient is φ = 2801832.

The previous prime is 2801819. The next prime is 2801857. The reversal of 2801833 is 3381082.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2408704 + 393129 = 1552^2 + 627^2 .

It is a cyclic number.

It is not a de Polignac number, because 2801833 - 2⁵ = 2801801 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2801798 and 2801807.

It is not a weakly prime, because it can be changed into another prime (2801803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1400916 + 1400917.

It is an arithmetic number, because the mean of its divisors is an integer number (1400917).

2^2801833 is an apocalyptic number.

It is an amenable number.

2801833 is a deficient number, since it is larger than the sum of its proper divisors (1).

2801833 is an equidigital number, since it uses as much as digits as its factorization.

2801833 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 2801833 is about 1673.8676769685. The cubic root of 2801833 is about 140.9767243574.

The spelling of 2801833 in words is "two million, eight hundred one thousand, eight hundred thirty-three".