404812413 has 6 divisors (see below), whose sum is σ = 584729054. Its totient is φ = 269874936.

The previous prime is 404812399. The next prime is 404812417. The reversal of 404812413 is 314218404.

It can be written as a sum of positive squares in only one way, i.e., 401721849 + 3090564 = 20043^2 + 1758^2 .

It is not a de Polignac number, because 404812413 - 2¹² = 404808317 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404812417) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 22489570 + ... + 22489587.

Almost surely, 2^404812413 is an apocalyptic number.

It is an amenable number.

404812413 is a deficient number, since it is larger than the sum of its proper divisors (179916641).

404812413 is a wasteful number, since it uses less digits than its factorization.

404812413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44979163 (or 44979160 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

The square root of 404812413 is about 20119.9506212118. The cubic root of 404812413 is about 739.7493751956.

It can be divided in two parts, 4048 and 12413, that added together give a palindrome (16461).

The spelling of 404812413 in words is "four hundred four million, eight hundred twelve thousand, four hundred thirteen".