2242777 has 2 divisors, whose sum is σ = 2242778. Its totient is φ = 2242776.

The previous prime is 2242763. The next prime is 2242781. The reversal of 2242777 is 7772422.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2238016 + 4761 = 1496^2 + 69^2 .

It is a cyclic number.

It is not a de Polignac number, because 2242777 - 2¹⁵ = 2210009 is a prime.

It is a d-powerful number, because it can be written as 2⁹ + 2¹³ + 4³ + 2²¹ + 7⁴ + 7⁵ + 7⁶ .

It is not a weakly prime, because it can be changed into another prime (2242727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1121388 + 1121389.

It is an arithmetic number, because the mean of its divisors is an integer number (1121389).

2^2242777 is an apocalyptic number.

It is an amenable number.

2242777 is a deficient number, since it is larger than the sum of its proper divisors (1).

2242777 is an equidigital number, since it uses as much as digits as its factorization.

2242777 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10976, while the sum is 31.

The square root of 2242777 is about 1497.5903979393. The cubic root of 2242777 is about 130.8967000261.

The spelling of 2242777 in words is "two million, two hundred forty-two thousand, seven hundred seventy-seven".