413021849 has 2 divisors, whose sum is σ = 413021850. Its totient is φ = 413021848.

The previous prime is 413021827. The next prime is 413021887. The reversal of 413021849 is 948120314.

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., 412699225 + 322624 = 20315^2 + 568^2 .

It is a cyclic number.

It is not a de Polignac number, because 413021849 - 2²⁰ = 411973273 is a prime.

It is not a weakly prime, because it can be changed into another prime (413021899) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 206510924 + 206510925.

It is an arithmetic number, because the mean of its divisors is an integer number (206510925).

Almost surely, 2^413021849 is an apocalyptic number.

It is an amenable number.

413021849 is a deficient number, since it is larger than the sum of its proper divisors (1).

413021849 is an equidigital number, since it uses as much as digits as its factorization.

413021849 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 413021849 is about 20322.9389852944. The cubic root of 413021849 is about 744.7165559880.

The spelling of 413021849 in words is "four hundred thirteen million, twenty-one thousand, eight hundred forty-nine".