422185416 has 16 divisors (see below), whose sum is σ = 1055463600. Its totient is φ = 140728464.

The previous prime is 422185411. The next prime is 422185417. The reversal of 422185416 is 614581224.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (422185411) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 8795506 + ... + 8795553.

It is an arithmetic number, because the mean of its divisors is an integer number (65966475).

Almost surely, 2^422185416 is an apocalyptic number.

It is an amenable number.

422185416 is an abundant number, since it is smaller than the sum of its proper divisors (633278184).

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

422185416 is a wasteful number, since it uses less digits than its factorization.

422185416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17591068 (or 17591064 counting only the distinct ones).

The product of its digits is 15360, while the sum is 33.

The square root of 422185416 is about 20547.1510433929. The cubic root of 422185416 is about 750.1839051237.

The spelling of 422185416 in words is "four hundred twenty-two million, one hundred eighty-five thousand, four hundred sixteen".