1422166706 has 8 divisors (see below), whose sum is σ = 2190905580. Its totient is φ = 691864848.

The previous prime is 1422166657. The next prime is 1422166721. The reversal of 1422166706 is 6076612241.

It can be written as a sum of positive squares in 2 ways, for example, as 1421968681 + 198025 = 37709^2 + 445^2 .

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

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 3 ways as a sum of consecutive naturals, for example, 9609161 + ... + 9609308.

Almost surely, 2^1422166706 is an apocalyptic number.

1422166706 is a deficient number, since it is larger than the sum of its proper divisors (768738874).

1422166706 is a wasteful number, since it uses less digits than its factorization.

1422166706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19218508.

The product of its (nonzero) digits is 24192, while the sum is 35.

The square root of 1422166706 is about 37711.6256080270. The cubic root of 1422166706 is about 1124.5622543176.

Adding to 1422166706 its reverse (6076612241), we get a palindrome (7498778947).

The spelling of 1422166706 in words is "one billion, four hundred twenty-two million, one hundred sixty-six thousand, seven hundred six".