422287460 has 48 divisors (see below), whose sum is σ = 1014660864. Its totient is φ = 144617088.

The previous prime is 422287457. The next prime is 422287471. The reversal of 422287460 is 64782224.

It is a happy number.

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 422287460.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 224042 + ... + 225918.

It is an arithmetic number, because the mean of its divisors is an integer number (21138768).

Almost surely, 2^422287460 is an apocalyptic number.

It is an amenable number.

422287460 is an abundant number, since it is smaller than the sum of its proper divisors (592373404).

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

422287460 is a wasteful number, since it uses less digits than its factorization.

422287460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3500 (or 3498 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 35.

The square root of 422287460 is about 20549.6340600021. The cubic root of 422287460 is about 750.2443411286.

The spelling of 422287460 in words is "four hundred twenty-two million, two hundred eighty-seven thousand, four hundred sixty".