1426744772 has 12 divisors (see below), whose sum is σ = 2497313280. Its totient is φ = 713226696.

The previous prime is 1426744733. The next prime is 1426744793. The reversal of 1426744772 is 2774476241.

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 3 ways as a sum of consecutive naturals, for example, 12668 + ... + 54899.

It is an arithmetic number, because the mean of its divisors is an integer number (208109440).

Almost surely, 2^1426744772 is an apocalyptic number.

It is an amenable number.

1426744772 is a deficient number, since it is larger than the sum of its proper divisors (1070568508).

1426744772 is a wasteful number, since it uses less digits than its factorization.

1426744772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72850 (or 72848 counting only the distinct ones).

The product of its digits is 526848, while the sum is 44.

The square root of 1426744772 is about 37772.2751763777. The cubic root of 1426744772 is about 1125.7676464787.

The spelling of 1426744772 in words is "one billion, four hundred twenty-six million, seven hundred forty-four thousand, seven hundred seventy-two".