1426999834 has 48 divisors (see below), whose sum is σ = 2402338680. Its totient is φ = 635331840.

The previous prime is 1426999823. The next prime is 1426999841. The reversal of 1426999834 is 4389996241.

It can be written as a sum of positive squares in 12 ways, for example, as 1239392025 + 187607809 = 35205^2 + 13697^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16033662 + ... + 16033750.

Almost surely, 2^1426999834 is an apocalyptic number.

1426999834 is a deficient number, since it is larger than the sum of its proper divisors (975338846).

1426999834 is an frugal number, since it uses more digits than its factorization.

1426999834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260 (or 145 counting only the distinct ones).

The product of its digits is 3359232, while the sum is 55.

The square root of 1426999834 is about 37775.6513378658. The cubic root of 1426999834 is about 1125.8347277217.

The spelling of 1426999834 in words is "one billion, four hundred twenty-six million, nine hundred ninety-nine thousand, eight hundred thirty-four".