2222427 has 8 divisors (see below), whose sum is σ = 3137616. Its totient is φ = 1394432.

The previous prime is 2222387. The next prime is 2222443. The reversal of 2222427 is 7242222.

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

It is a cyclic number.

It is not a de Polignac number, because 2222427 - 2¹⁰ = 2221403 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2222477) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21738 + ... + 21839.

It is an arithmetic number, because the mean of its divisors is an integer number (392202).

2^2222427 is an apocalyptic number.

2222427 is a deficient number, since it is larger than the sum of its proper divisors (915189).

2222427 is a wasteful number, since it uses less digits than its factorization.

2222427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43597.

The product of its digits is 896, while the sum is 21.

The square root of 2222427 is about 1490.7806679723. The cubic root of 2222427 is about 130.4995963053.

Adding to 2222427 its reverse (7242222), we get a palindrome (9464649).

It can be divided in two parts, 22 and 22427, that multiplied together give a palindrome (493394).

The spelling of 2222427 in words is "two million, two hundred twenty-two thousand, four hundred twenty-seven".