2784227 has 2 divisors, whose sum is σ = 2784228. Its totient is φ = 2784226.

The previous prime is 2784217. The next prime is 2784239. The reversal of 2784227 is 7224872.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2784227 - 2¹² = 2780131 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2784193 and 2784202.

It is not a weakly prime, because it can be changed into another prime (2784217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1392113 + 1392114.

It is an arithmetic number, because the mean of its divisors is an integer number (1392114).

2^2784227 is an apocalyptic number.

2784227 is a deficient number, since it is larger than the sum of its proper divisors (1).

2784227 is an equidigital number, since it uses as much as digits as its factorization.

2784227 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12544, while the sum is 32.

The square root of 2784227 is about 1668.6003116385. The cubic root of 2784227 is about 140.6808164927.

The spelling of 2784227 in words is "two million, seven hundred eighty-four thousand, two hundred twenty-seven".