4572222 has 8 divisors (see below), whose sum is σ = 9144456. Its totient is φ = 1524072.

The previous prime is 4572199. The next prime is 4572229. The reversal of 4572222 is 2222754.

It is a sphenic number, since it is the product of 3 distinct primes.

4572222 is an admirable number.

It is a super-3 number, since 3×4572222³ (a number of 21 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4572192 and 4572201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4572229) 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, 381013 + ... + 381024.

It is an arithmetic number, because the mean of its divisors is an integer number (1143057).

Almost surely, 2^4572222 is an apocalyptic number.

4572222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

4572222 is a wasteful number, since it uses less digits than its factorization.

4572222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 762042.

The product of its digits is 2240, while the sum is 24.

The square root of 4572222 is about 2138.2754733663. The cubic root of 4572222 is about 165.9749079023.

Adding to 4572222 its reverse (2222754), we get a palindrome (6794976).

The spelling of 4572222 in words is "four million, five hundred seventy-two thousand, two hundred twenty-two".