410642663 has 4 divisors (see below), whose sum is σ = 411138840. Its totient is φ = 410146488.

The previous prime is 410642657. The next prime is 410642671. The reversal of 410642663 is 366246014.

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

It is a cyclic number.

It is not a de Polignac number, because 410642663 - 2¹⁶ = 410577127 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 (410642623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 246845 + ... + 248502.

It is an arithmetic number, because the mean of its divisors is an integer number (102784710).

Almost surely, 2^410642663 is an apocalyptic number.

410642663 is a deficient number, since it is larger than the sum of its proper divisors (496177).

410642663 is an equidigital number, since it uses as much as digits as its factorization.

410642663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 496176.

The product of its (nonzero) digits is 20736, while the sum is 32.

The square root of 410642663 is about 20264.3199491125. The cubic root of 410642663 is about 743.2838373651.

Adding to 410642663 its reverse (366246014), we get a palindrome (776888677).

The spelling of 410642663 in words is "four hundred ten million, six hundred forty-two thousand, six hundred sixty-three".