2723447 has 2 divisors, whose sum is σ = 2723448. Its totient is φ = 2723446.

The previous prime is 2723437. The next prime is 2723473. The reversal of 2723447 is 7443272.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2723447 - 2⁴ = 2723431 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2723437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1361723 + 1361724.

It is an arithmetic number, because the mean of its divisors is an integer number (1361724).

2^2723447 is an apocalyptic number.

2723447 is a deficient number, since it is larger than the sum of its proper divisors (1).

2723447 is an equidigital number, since it uses as much as digits as its factorization.

2723447 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9408, while the sum is 29.

The square root of 2723447 is about 1650.2869447463. The cubic root of 2723447 is about 139.6495828283.

The spelling of 2723447 in words is "two million, seven hundred twenty-three thousand, four hundred forty-seven".