724510841 has 2 divisors, whose sum is σ = 724510842. Its totient is φ = 724510840.

The previous prime is 724510837. The next prime is 724510849. The reversal of 724510841 is 148015427.

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., 521163241 + 203347600 = 22829^2 + 14260^2 .

It is a cyclic number.

It is not a de Polignac number, because 724510841 - 2² = 724510837 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 724510798 and 724510807.

It is not a weakly prime, because it can be changed into another prime (724510849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 362255420 + 362255421.

It is an arithmetic number, because the mean of its divisors is an integer number (362255421).

Almost surely, 2^724510841 is an apocalyptic number.

It is an amenable number.

724510841 is a deficient number, since it is larger than the sum of its proper divisors (1).

724510841 is an equidigital number, since it uses as much as digits as its factorization.

724510841 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8960, while the sum is 32.

The square root of 724510841 is about 26916.7390484063. The cubic root of 724510841 is about 898.1488043810.

The spelling of 724510841 in words is "seven hundred twenty-four million, five hundred ten thousand, eight hundred forty-one".