724765429 has 2 divisors, whose sum is σ = 724765430. Its totient is φ = 724765428.

The previous prime is 724765411. The next prime is 724765493. The reversal of 724765429 is 924567427.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 714332529 + 10432900 = 26727^2 + 3230^2 .

It is a cyclic number.

It is not a de Polignac number, because 724765429 - 2¹¹ = 724763381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (724765409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 362382714 + 362382715.

It is an arithmetic number, because the mean of its divisors is an integer number (362382715).

Almost surely, 2^724765429 is an apocalyptic number.

It is an amenable number.

724765429 is a deficient number, since it is larger than the sum of its proper divisors (1).

724765429 is an equidigital number, since it uses as much as digits as its factorization.

724765429 is an evil number, because the sum of its binary digits is even.

The product of its digits is 846720, while the sum is 46.

The square root of 724765429 is about 26921.4678091667. The cubic root of 724765429 is about 898.2539931130.

The spelling of 724765429 in words is "seven hundred twenty-four million, seven hundred sixty-five thousand, four hundred twenty-nine".