1426432223 has 4 divisors (see below), whose sum is σ = 1426580160. Its totient is φ = 1426284288.

The previous prime is 1426432159. The next prime is 1426432237. The reversal of 1426432223 is 3222346241.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3222346241 = 601 ⋅5361641.

It is a cyclic number.

It is not a de Polignac number, because 1426432223 - 2⁶ = 1426432159 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1426432823) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58415 + ... + 79152.

It is an arithmetic number, because the mean of its divisors is an integer number (356645040).

Almost surely, 2^1426432223 is an apocalyptic number.

1426432223 is a deficient number, since it is larger than the sum of its proper divisors (147937).

1426432223 is a wasteful number, since it uses less digits than its factorization.

1426432223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147936.

The product of its digits is 13824, while the sum is 29.

The square root of 1426432223 is about 37768.1376692047. The cubic root of 1426432223 is about 1125.6854352673.

Adding to 1426432223 its reverse (3222346241), we get a palindrome (4648778464).

The spelling of 1426432223 in words is "one billion, four hundred twenty-six million, four hundred thirty-two thousand, two hundred twenty-three".