413598721 has 2 divisors, whose sum is σ = 413598722. Its totient is φ = 413598720.

The previous prime is 413598709. The next prime is 413598743. The reversal of 413598721 is 127895314.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 297735025 + 115863696 = 17255^2 + 10764^2 .

It is a cyclic number.

It is not a de Polignac number, because 413598721 - 2¹⁹ = 413074433 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (413598761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 206799360 + 206799361.

It is an arithmetic number, because the mean of its divisors is an integer number (206799361).

Almost surely, 2^413598721 is an apocalyptic number.

It is an amenable number.

413598721 is a deficient number, since it is larger than the sum of its proper divisors (1).

413598721 is an equidigital number, since it uses as much as digits as its factorization.

413598721 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 60480, while the sum is 40.

The square root of 413598721 is about 20337.1266652888. The cubic root of 413598721 is about 745.0631125309.

The spelling of 413598721 in words is "four hundred thirteen million, five hundred ninety-eight thousand, seven hundred twenty-one".