2623222 has 8 divisors (see below), whose sum is σ = 4496976. Its totient is φ = 1124232.

The previous prime is 2623217. The next prime is 2623223. The reversal of 2623222 is 2223262.

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

It is a super-2 number, since 2×2623222² = 13762587322568, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2623222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2623223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 93673 + ... + 93700.

It is an arithmetic number, because the mean of its divisors is an integer number (562122).

2^2623222 is an apocalyptic number.

2623222 is a deficient number, since it is larger than the sum of its proper divisors (1873754).

2623222 is a wasteful number, since it uses less digits than its factorization.

2623222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187382.

The product of its digits is 576, while the sum is 19.

The square root of 2623222 is about 1619.6363789444. The cubic root of 2623222 is about 137.9150565960.

Adding to 2623222 its reverse (2223262), we get a palindrome (4846484).

The spelling of 2623222 in words is "two million, six hundred twenty-three thousand, two hundred twenty-two".