422715160 has 96 divisors (see below), whose sum is σ = 1154619360. Its totient is φ = 138614784.

The previous prime is 422715143. The next prime is 422715169. The reversal of 422715160 is 61517224.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422715169) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 40392 + ... + 49768.

It is an arithmetic number, because the mean of its divisors is an integer number (12027285).

Almost surely, 2^422715160 is an apocalyptic number.

422715160 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 422715160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (577309680).

422715160 is an abundant number, since it is smaller than the sum of its proper divisors (731904200).

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

422715160 is a wasteful number, since it uses less digits than its factorization.

422715160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9425 (or 9414 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 422715160 is about 20560.0379377082. The cubic root of 422715160 is about 750.4975424549.

The spelling of 422715160 in words is "four hundred twenty-two million, seven hundred fifteen thousand, one hundred sixty".