1423223402 has 8 divisors (see below), whose sum is σ = 2139184512. Its totient is φ = 710161900.

The previous prime is 1423223383. The next prime is 1423223413. The reversal of 1423223402 is 2043223241.

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, 723674 + ... + 725637.

It is an arithmetic number, because the mean of its divisors is an integer number (267398064).

Almost surely, 2^1423223402 is an apocalyptic number.

1423223402 is a deficient number, since it is larger than the sum of its proper divisors (715961110).

1423223402 is a wasteful number, since it uses less digits than its factorization.

1423223402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1449804.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 1423223402 is about 37725.6332219885. The cubic root of 1423223402 is about 1124.8407088376.

Adding to 1423223402 its reverse (2043223241), we get a palindrome (3466446643).

The spelling of 1423223402 in words is "one billion, four hundred twenty-three million, two hundred twenty-three thousand, four hundred two".