404463346 has 12 divisors (see below), whose sum is σ = 705747438. Its totient is φ = 173341392.

The previous prime is 404463343. The next prime is 404463361. The reversal of 404463346 is 643364404.

It can be written as a sum of positive squares in only one way, i.e., 404452321 + 11025 = 20111^2 + 105^2 .

It is not an unprimeable number, because it can be changed into a prime (404463343) 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, 2063491 + ... + 2063686.

Almost surely, 2^404463346 is an apocalyptic number.

404463346 is a deficient number, since it is larger than the sum of its proper divisors (301284092).

404463346 is a wasteful number, since it uses less digits than its factorization.

404463346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4127193 (or 4127186 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 34.

The square root of 404463346 is about 20111.2741018564. The cubic root of 404463346 is about 739.5366870933.

The spelling of 404463346 in words is "four hundred four million, four hundred sixty-three thousand, three hundred forty-six".