422805650 has 12 divisors (see below), whose sum is σ = 786418602. Its totient is φ = 169122240.

The previous prime is 422805631. The next prime is 422805671. The reversal of 422805650 is 56508224.

It can be written as a sum of positive squares in 3 ways, for example, as 401080729 + 21724921 = 20027^2 + 4661^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4228007 + ... + 4228106.

Almost surely, 2^422805650 is an apocalyptic number.

422805650 is a deficient number, since it is larger than the sum of its proper divisors (363612952).

422805650 is a wasteful number, since it uses less digits than its factorization.

422805650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8456125 (or 8456120 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 32.

The square root of 422805650 is about 20562.2384481846. The cubic root of 422805650 is about 750.5510912617.

The spelling of 422805650 in words is "four hundred twenty-two million, eight hundred five thousand, six hundred fifty".