409044369 has 16 divisors (see below), whose sum is σ = 574945280. Its totient is φ = 257962320.

The previous prime is 409044347. The next prime is 409044373. The reversal of 409044369 is 963440904.

It is not a de Polignac number, because 409044369 - 2¹⁵ = 409011601 is a prime.

It is a super-2 number, since 2×409044369² = 334634591621216322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (409044319) 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 in 15 ways as a sum of consecutive naturals, for example, 36504 + ... + 46374.

It is an arithmetic number, because the mean of its divisors is an integer number (35934080).

Almost surely, 2^409044369 is an apocalyptic number.

It is an amenable number.

409044369 is a deficient number, since it is larger than the sum of its proper divisors (165900911).

409044369 is a wasteful number, since it uses less digits than its factorization.

409044369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10620.

The product of its (nonzero) digits is 93312, while the sum is 39.

The square root of 409044369 is about 20224.8453393345. The cubic root of 409044369 is about 742.3182527419.

It can be divided in two parts, 40 and 9044369, that added together give a palindrome (9044409).

The spelling of 409044369 in words is "four hundred nine million, forty-four thousand, three hundred sixty-nine".