3572222 has 16 divisors (see below), whose sum is σ = 5667840. Its totient is φ = 1685112.

The previous prime is 3572203. The next prime is 3572243. The reversal of 3572222 is 2222753.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 3143 + ... + 4125.

It is an arithmetic number, because the mean of its divisors is an integer number (354240).

Almost surely, 2^3572222 is an apocalyptic number.

3572222 is a deficient number, since it is larger than the sum of its proper divisors (2095618).

3572222 is a wasteful number, since it uses less digits than its factorization.

3572222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1087.

The product of its digits is 1680, while the sum is 23.

The square root of 3572222 is about 1890.0322748567. The cubic root of 3572222 is about 152.8666729768.

Adding to 3572222 its reverse (2222753), we get a palindrome (5794975).

The spelling of 3572222 in words is "three million, five hundred seventy-two thousand, two hundred twenty-two".