413426665 has 4 divisors (see below), whose sum is σ = 496112004. Its totient is φ = 330741328.

The previous prime is 413426623. The next prime is 413426693. The reversal of 413426665 is 566624314.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 93624976 + 319801689 = 9676^2 + 17883^2 .

It is a cyclic number.

It is not a de Polignac number, because 413426665 - 2⁷ = 413426537 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41342662 + ... + 41342671.

It is an arithmetic number, because the mean of its divisors is an integer number (124028001).

Almost surely, 2^413426665 is an apocalyptic number.

It is an amenable number.

413426665 is a deficient number, since it is larger than the sum of its proper divisors (82685339).

413426665 is an equidigital number, since it uses as much as digits as its factorization.

413426665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82685338.

The product of its digits is 103680, while the sum is 37.

The square root of 413426665 is about 20332.8961291794. The cubic root of 413426665 is about 744.9597834243.

The spelling of 413426665 in words is "four hundred thirteen million, four hundred twenty-six thousand, six hundred sixty-five".