5629781284 has 18 divisors (see below), whose sum is σ = 9907080162. Its totient is φ = 2799273600.

The previous prime is 5629781273. The next prime is 5629781303. The reversal of 5629781284 is 4821879265.

It can be written as a sum of positive squares in 3 ways, for example, as 1352621284 + 4277160000 = 36778^2 + 65400^2 .

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 109564 + ... + 152524.

Almost surely, 2^5629781284 is an apocalyptic number.

It is an amenable number.

5629781284 is a deficient number, since it is larger than the sum of its proper divisors (4277298878).

5629781284 is a wasteful number, since it uses less digits than its factorization.

5629781284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43327 (or 43144 counting only the distinct ones).

The product of its digits is 1935360, while the sum is 52.

The square root of 5629781284 is about 75031.8684560101. The cubic root of 5629781284 is about 1778.9504063420.

The spelling of 5629781284 in words is "five billion, six hundred twenty-nine million, seven hundred eighty-one thousand, two hundred eighty-four".