42225162 has 96 divisors (see below), whose sum is σ = 104799744. Its totient is φ = 11289600.

The previous prime is 42225143. The next prime is 42225173. The reversal of 42225162 is 26152224.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 373618 + ... + 373730.

It is an arithmetic number, because the mean of its divisors is an integer number (1091664).

Almost surely, 2^42225162 is an apocalyptic number.

42225162 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 42225162, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52399872).

42225162 is an abundant number, since it is smaller than the sum of its proper divisors (62574582).

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

42225162 is a wasteful number, since it uses less digits than its factorization.

42225162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204 (or 197 counting only the distinct ones).

The product of its digits is 1920, while the sum is 24.

The square root of 42225162 is about 6498.0891037289. The cubic root of 42225162 is about 348.2227237208. Note that the first 3 decimals are identical.

Adding to 42225162 its reverse (26152224), we get a palindrome (68377386).

The spelling of 42225162 in words is "forty-two million, two hundred twenty-five thousand, one hundred sixty-two".