422585450 has 24 divisors (see below), whose sum is σ = 898296672. Its totient is φ = 144886320.

The previous prime is 422585407. The next prime is 422585461. The reversal of 422585450 is 54585224.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 422585450.

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 11 ways as a sum of consecutive naturals, for example, 603344 + ... + 604043.

It is an arithmetic number, because the mean of its divisors is an integer number (37429028).

Almost surely, 2^422585450 is an apocalyptic number.

422585450 is an abundant number, since it is smaller than the sum of its proper divisors (475711222).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

422585450 is a wasteful number, since it uses less digits than its factorization.

422585450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1207406 (or 1207401 counting only the distinct ones).

The product of its (nonzero) digits is 64000, while the sum is 35.

The square root of 422585450 is about 20556.8832754384. The cubic root of 422585450 is about 750.4207712986.

The spelling of 422585450 in words is "four hundred twenty-two million, five hundred eighty-five thousand, four hundred fifty".