724241473 has 2 divisors, whose sum is σ = 724241474. Its totient is φ = 724241472.

The previous prime is 724241467. The next prime is 724241527. The reversal of 724241473 is 374142427.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 708464689 + 15776784 = 26617^2 + 3972^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-724241473 is a prime.

It is a super-2 number, since 2×724241473² = 1049051422426419458, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (724242473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 362120736 + 362120737.

It is an arithmetic number, because the mean of its divisors is an integer number (362120737).

Almost surely, 2^724241473 is an apocalyptic number.

It is an amenable number.

724241473 is a deficient number, since it is larger than the sum of its proper divisors (1).

724241473 is an equidigital number, since it uses as much as digits as its factorization.

724241473 is an evil number, because the sum of its binary digits is even.

The product of its digits is 37632, while the sum is 34.

The square root of 724241473 is about 26911.7348567498. The cubic root of 724241473 is about 898.0374821285.

The spelling of 724241473 in words is "seven hundred twenty-four million, two hundred forty-one thousand, four hundred seventy-three".