416803643 has 4 divisors (see below), whose sum is σ = 421486920. Its totient is φ = 412120368.

The previous prime is 416803619. The next prime is 416803679. The reversal of 416803643 is 346308614.

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 416803643 - 2¹² = 416799547 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (416803613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2341505 + ... + 2341682.

It is an arithmetic number, because the mean of its divisors is an integer number (105371730).

Almost surely, 2^416803643 is an apocalyptic number.

416803643 is a deficient number, since it is larger than the sum of its proper divisors (4683277).

416803643 is an equidigital number, since it uses as much as digits as its factorization.

416803643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4683276.

The product of its (nonzero) digits is 41472, while the sum is 35.

The square root of 416803643 is about 20415.7694687220. The cubic root of 416803643 is about 746.9826283111.

The spelling of 416803643 in words is "four hundred sixteen million, eight hundred three thousand, six hundred forty-three".