2881433 has 2 divisors, whose sum is σ = 2881434. Its totient is φ = 2881432.

The previous prime is 2881427. The next prime is 2881441. The reversal of 2881433 is 3341882.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2795584 + 85849 = 1672^2 + 293^2 .

It is a cyclic number.

It is not a de Polignac number, because 2881433 - 2¹⁸ = 2619289 is a prime.

It is a super-2 number, since 2×2881433² = 16605312266978, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 2881396 and 2881405.

It is not a weakly prime, because it can be changed into another prime (2881453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1440716 + 1440717.

It is an arithmetic number, because the mean of its divisors is an integer number (1440717).

2^2881433 is an apocalyptic number.

It is an amenable number.

2881433 is a deficient number, since it is larger than the sum of its proper divisors (1).

2881433 is an equidigital number, since it uses as much as digits as its factorization.

2881433 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4608, while the sum is 29.

The square root of 2881433 is about 1697.4784240160. The cubic root of 2881433 is about 142.2993256192.

The spelling of 2881433 in words is "two million, eight hundred eighty-one thousand, four hundred thirty-three".