2723473 has 2 divisors, whose sum is σ = 2723474. Its totient is φ = 2723472.

The previous prime is 2723447. The next prime is 2723503. The reversal of 2723473 is 3743272.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2715904 + 7569 = 1648^2 + 87^2 .

It is a cyclic number.

It is not a de Polignac number, because 2723473 - 2¹³ = 2715281 is a prime.

2723473 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (2726473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1361736 + 1361737.

It is an arithmetic number, because the mean of its divisors is an integer number (1361737).

2^2723473 is an apocalyptic number.

It is an amenable number.

2723473 is a deficient number, since it is larger than the sum of its proper divisors (1).

2723473 is an equidigital number, since it uses as much as digits as its factorization.

2723473 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7056, while the sum is 28.

The square root of 2723473 is about 1650.2948221454. The cubic root of 2723473 is about 139.6500272257.

The spelling of 2723473 in words is "two million, seven hundred twenty-three thousand, four hundred seventy-three".