5722222 has 16 divisors (see below), whose sum is σ = 9687600. Its totient is φ = 2511040.

The previous prime is 5722219. The next prime is 5722243. The reversal of 5722222 is 2222275.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an Ulam number.

5722222 is a modest number, since divided by 2222 gives 572 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 5722193 and 5722202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3847 + ... + 5122.

It is an arithmetic number, because the mean of its divisors is an integer number (605475).

Almost surely, 2^5722222 is an apocalyptic number.

5722222 is a deficient number, since it is larger than the sum of its proper divisors (3965378).

5722222 is a wasteful number, since it uses less digits than its factorization.

5722222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9011.

The product of its digits is 1120, while the sum is 22.

The square root of 5722222 is about 2392.1166359524. The cubic root of 5722222 is about 178.8634352604.

Adding to 5722222 its reverse (2222275), we get a palindrome (7944497).

It can be divided in two parts, 57222 and 22, that multiplied together give a square (1258884 = 1122²).

The spelling of 5722222 in words is "five million, seven hundred twenty-two thousand, two hundred twenty-two".