2634784345 has 8 divisors (see below), whose sum is σ = 3170219976. Its totient is φ = 2102174976.

The previous prime is 2634784331. The next prime is 2634784351. The reversal of 2634784345 is 5434874362.

It can be written as a sum of positive squares in 4 ways, for example, as 3196944 + 2631587401 = 1788^2 + 51299^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2634784345 - 2¹⁵ = 2634751577 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2634784295 and 2634784304.

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 7 ways as a sum of consecutive naturals, for example, 704512 + ... + 708241.

It is an arithmetic number, because the mean of its divisors is an integer number (396277497).

Almost surely, 2^2634784345 is an apocalyptic number.

It is an amenable number.

2634784345 is a deficient number, since it is larger than the sum of its proper divisors (535435631).

2634784345 is a wasteful number, since it uses less digits than its factorization.

2634784345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1413131.

The product of its digits is 1935360, while the sum is 46.

The square root of 2634784345 is about 51330.1504478606. The cubic root of 2634784345 is about 1381.1738847651.

The spelling of 2634784345 in words is "two billion, six hundred thirty-four million, seven hundred eighty-four thousand, three hundred forty-five".