413440505 has 8 divisors (see below), whose sum is σ = 497921352. Its totient is φ = 329557248.

The previous prime is 413440487. The next prime is 413440519. The reversal of 413440505 is 505044314.

It can be written as a sum of positive squares in 4 ways, for example, as 13920361 + 399520144 = 3731^2 + 19988^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 413440505 - 2⁶ = 413440441 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 147872 + ... + 150641.

It is an arithmetic number, because the mean of its divisors is an integer number (62240169).

Almost surely, 2^413440505 is an apocalyptic number.

It is an amenable number.

413440505 is a deficient number, since it is larger than the sum of its proper divisors (84480847).

413440505 is a wasteful number, since it uses less digits than its factorization.

413440505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298795.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 413440505 is about 20333.2364615179. The cubic root of 413440505 is about 744.9680961669.

Adding to 413440505 its reverse (505044314), we get a palindrome (918484819).

The spelling of 413440505 in words is "four hundred thirteen million, four hundred forty thousand, five hundred five".