1426023534 has 64 divisors (see below), whose sum is σ = 3158394624. Its totient is φ = 426456576.

The previous prime is 1426023497. The next prime is 1426023541. The reversal of 1426023534 is 4353206241.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 760422 + ... + 762294.

It is an arithmetic number, because the mean of its divisors is an integer number (49349916).

Almost surely, 2^1426023534 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1426023534, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1579197312).

1426023534 is an abundant number, since it is smaller than the sum of its proper divisors (1732371090).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1426023534 is a wasteful number, since it uses less digits than its factorization.

1426023534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2161.

The product of its (nonzero) digits is 17280, while the sum is 30.

The square root of 1426023534 is about 37762.7267818414. The cubic root of 1426023534 is about 1125.5779177861.

Adding to 1426023534 its reverse (4353206241), we get a palindrome (5779229775).

The spelling of 1426023534 in words is "one billion, four hundred twenty-six million, twenty-three thousand, five hundred thirty-four".