42264222 has 128 divisors (see below), whose sum is σ = 117669888. Its totient is φ = 9763200.

The previous prime is 42264221. The next prime is 42264239. The reversal of 42264222 is 22246224.

42264222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×42264222² = 3572528922530568, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 42264192 and 42264201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42264221) 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 63 ways as a sum of consecutive naturals, for example, 186073 + ... + 186299.

It is an arithmetic number, because the mean of its divisors is an integer number (919296).

Almost surely, 2^42264222 is an apocalyptic number.

42264222 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 42264222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58834944).

42264222 is an abundant number, since it is smaller than the sum of its proper divisors (75405666).

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

42264222 is a wasteful number, since it uses less digits than its factorization.

42264222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294.

The product of its digits is 3072, while the sum is 24.

The square root of 42264222 is about 6501.0939079512. The cubic root of 42264222 is about 348.3300640450.

It can be divided in two parts, 42264 and 222, that added together give a triangular number (42486 = T₂₉₁).

The spelling of 42264222 in words is "forty-two million, two hundred sixty-four thousand, two hundred twenty-two".