1426211223 has 8 divisors (see below), whose sum is σ = 1902825600. Its totient is φ = 950202168.

The previous prime is 1426211207. The next prime is 1426211251. The reversal of 1426211223 is 3221126241.

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

It is not a de Polignac number, because 1426211223 - 2⁴ = 1426211207 is a prime.

It is a super-2 number, since 2×1426211223² = 4068156905222311458, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1426211193 and 1426211202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1426211023) 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, 145803 + ... + 155276.

It is an arithmetic number, because the mean of its divisors is an integer number (237853200).

Almost surely, 2^1426211223 is an apocalyptic number.

1426211223 is a deficient number, since it is larger than the sum of its proper divisors (476614377).

1426211223 is a wasteful number, since it uses less digits than its factorization.

1426211223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302661.

The product of its digits is 1152, while the sum is 24.

The square root of 1426211223 is about 37765.2118092829. The cubic root of 1426211223 is about 1125.6272973653.

Adding to 1426211223 its reverse (3221126241), we get a palindrome (4647337464).

The spelling of 1426211223 in words is "one billion, four hundred twenty-six million, two hundred eleven thousand, two hundred twenty-three".