2444147 has 2 divisors, whose sum is σ = 2444148. Its totient is φ = 2444146.

The previous prime is 2444137. The next prime is 2444153. The reversal of 2444147 is 7414442.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2444147 - 2⁴ = 2444131 is a prime.

It is not a weakly prime, because it can be changed into another prime (2444137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1222073 + 1222074.

It is an arithmetic number, because the mean of its divisors is an integer number (1222074).

2^2444147 is an apocalyptic number.

2444147 is a deficient number, since it is larger than the sum of its proper divisors (1).

2444147 is an equidigital number, since it uses as much as digits as its factorization.

2444147 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3584, while the sum is 26.

The square root of 2444147 is about 1563.3767939943. The cubic root of 2444147 is about 134.7025366276.

Adding to 2444147 its reverse (7414442), we get a palindrome (9858589).

The spelling of 2444147 in words is "two million, four hundred forty-four thousand, one hundred forty-seven".