1423423222 has 16 divisors (see below), whose sum is σ = 2300083632. Its totient is φ = 656762400.

The previous prime is 1423423219. The next prime is 1423423223. The reversal of 1423423222 is 2223243241.

It is a super-2 number, since 2×1423423222² = 4052267337857722568, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1423423223) 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, 108097 + ... + 120547.

It is an arithmetic number, because the mean of its divisors is an integer number (143755227).

Almost surely, 2^1423423222 is an apocalyptic number.

1423423222 is a deficient number, since it is larger than the sum of its proper divisors (876660410).

1423423222 is a wasteful number, since it uses less digits than its factorization.

1423423222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16863.

The product of its digits is 4608, while the sum is 25.

The square root of 1423423222 is about 37728.2814609942. The cubic root of 1423423222 is about 1124.8933487703.

Adding to 1423423222 its reverse (2223243241), we get a palindrome (3646666463).

The spelling of 1423423222 in words is "one billion, four hundred twenty-three million, four hundred twenty-three thousand, two hundred twenty-two".