412299809 has 2 divisors, whose sum is σ = 412299810. Its totient is φ = 412299808.

The previous prime is 412299799. The next prime is 412299841. The reversal of 412299809 is 908992214.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 225840784 + 186459025 = 15028^2 + 13655^2 .

It is a cyclic number.

It is not a de Polignac number, because 412299809 - 2²⁴ = 395522593 is a prime.

It is a super-2 number, since 2×412299809² = 339982265002872962, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 412299809.

It is not a weakly prime, because it can be changed into another prime (412299859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 206149904 + 206149905.

It is an arithmetic number, because the mean of its divisors is an integer number (206149905).

Almost surely, 2^412299809 is an apocalyptic number.

It is an amenable number.

412299809 is a deficient number, since it is larger than the sum of its proper divisors (1).

412299809 is an equidigital number, since it uses as much as digits as its factorization.

412299809 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 93312, while the sum is 44.

The square root of 412299809 is about 20305.1670517630. The cubic root of 412299809 is about 744.2823345778.

The spelling of 412299809 in words is "four hundred twelve million, two hundred ninety-nine thousand, eight hundred nine".