2777233 has 2 divisors, whose sum is σ = 2777234. Its totient is φ = 2777232.

The previous prime is 2777231. The next prime is 2777251. The reversal of 2777233 is 3327772.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2765569 + 11664 = 1663^2 + 108^2 .

It is a cyclic number.

It is not a de Polignac number, because 2777233 - 2¹ = 2777231 is a prime.

Together with 2777231, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 2777195 and 2777204.

It is not a weakly prime, because it can be changed into another prime (2777231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1388616 + 1388617.

It is an arithmetic number, because the mean of its divisors is an integer number (1388617).

2^2777233 is an apocalyptic number.

It is an amenable number.

2777233 is a deficient number, since it is larger than the sum of its proper divisors (1).

2777233 is an equidigital number, since it uses as much as digits as its factorization.

2777233 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12348, while the sum is 31.

The square root of 2777233 is about 1666.5032253194. The cubic root of 2777233 is about 140.5629206153.

The spelling of 2777233 in words is "two million, seven hundred seventy-seven thousand, two hundred thirty-three".