724474727 has 2 divisors, whose sum is σ = 724474728. Its totient is φ = 724474726.

The previous prime is 724474711. The next prime is 724474733. The reversal of 724474727 is 727474427.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 724474727 - 2⁴ = 724474711 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 (724474787) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 362237363 + 362237364.

It is an arithmetic number, because the mean of its divisors is an integer number (362237364).

Almost surely, 2^724474727 is an apocalyptic number.

724474727 is a deficient number, since it is larger than the sum of its proper divisors (1).

724474727 is an equidigital number, since it uses as much as digits as its factorization.

724474727 is an evil number, because the sum of its binary digits is even.

The product of its digits is 614656, while the sum is 44.

The square root of 724474727 is about 26916.0681935531. The cubic root of 724474727 is about 898.1338810778.

The spelling of 724474727 in words is "seven hundred twenty-four million, four hundred seventy-four thousand, seven hundred twenty-seven".