1423666322 has 8 divisors (see below), whose sum is σ = 2299768716. Its totient is φ = 657076752.

The previous prime is 1423666313. The next prime is 1423666399. The reversal of 1423666322 is 2236663241.

It can be written as a sum of positive squares in 2 ways, for example, as 1397339161 + 26327161 = 37381^2 + 5131^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27378173 + ... + 27378224.

Almost surely, 2^1423666322 is an apocalyptic number.

1423666322 is a deficient number, since it is larger than the sum of its proper divisors (876102394).

1423666322 is a wasteful number, since it uses less digits than its factorization.

1423666322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54756412.

The product of its digits is 62208, while the sum is 35.

The square root of 1423666322 is about 37731.5030445383. The cubic root of 1423666322 is about 1124.9573836038.

The spelling of 1423666322 in words is "one billion, four hundred twenty-three million, six hundred sixty-six thousand, three hundred twenty-two".