724620229 has 2 divisors, whose sum is σ = 724620230. Its totient is φ = 724620228.

The previous prime is 724620203. The next prime is 724620301. The reversal of 724620229 is 922026427.

724620229 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 400080004 + 324540225 = 20002^2 + 18015^2 .

It is a cyclic number.

It is not a de Polignac number, because 724620229 - 2¹³ = 724612037 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 724620194 and 724620203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (724620329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 362310114 + 362310115.

It is an arithmetic number, because the mean of its divisors is an integer number (362310115).

Almost surely, 2^724620229 is an apocalyptic number.

It is an amenable number.

724620229 is a deficient number, since it is larger than the sum of its proper divisors (1).

724620229 is an equidigital number, since it uses as much as digits as its factorization.

724620229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 34.

The square root of 724620229 is about 26918.7709414825. The cubic root of 724620229 is about 898.1940035010.

The spelling of 724620229 in words is "seven hundred twenty-four million, six hundred twenty thousand, two hundred twenty-nine".