1426944829 has 4 divisors (see below), whose sum is σ = 1427188384. Its totient is φ = 1426701276.

The previous prime is 1426944781. The next prime is 1426944877. The reversal of 1426944829 is 9284496241.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (1426944781) and next prime (1426944877).

It is a cyclic number.

It is not a de Polignac number, because 1426944829 - 2²⁹ = 890073917 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 (1426947829) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112767 + ... + 124780.

It is an arithmetic number, because the mean of its divisors is an integer number (356797096).

Almost surely, 2^1426944829 is an apocalyptic number.

It is an amenable number.

1426944829 is a deficient number, since it is larger than the sum of its proper divisors (243555).

1426944829 is an equidigital number, since it uses as much as digits as its factorization.

1426944829 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243554.

The product of its digits is 995328, while the sum is 49.

The square root of 1426944829 is about 37774.9232825164. The cubic root of 1426944829 is about 1125.8202620964.

The spelling of 1426944829 in words is "one billion, four hundred twenty-six million, nine hundred forty-four thousand, eight hundred twenty-nine".