422715546 has 24 divisors (see below), whose sum is σ = 999146304. Its totient is φ = 128095560.

The previous prime is 422715521. The next prime is 422715581. The reversal of 422715546 is 645517224.

It is a happy number.

422715546 is a `hidden beast` number, since 42 + 2 + 71 + 5 + 546 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 422715546.

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, 1067266 + ... + 1067661.

It is an arithmetic number, because the mean of its divisors is an integer number (41631096).

Almost surely, 2^422715546 is an apocalyptic number.

422715546 is an abundant number, since it is smaller than the sum of its proper divisors (576430758).

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

422715546 is a wasteful number, since it uses less digits than its factorization.

422715546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2134946 (or 2134943 counting only the distinct ones).

The product of its digits is 67200, while the sum is 36.

The square root of 422715546 is about 20560.0473248483. The cubic root of 422715546 is about 750.4977708924.

The spelling of 422715546 in words is "four hundred twenty-two million, seven hundred fifteen thousand, five hundred forty-six".