682709633 has 8 divisors (see below), whose sum is σ = 688310568. Its totient is φ = 677124864.

The previous prime is 682709623. The next prime is 682709641. The reversal of 682709633 is 336907286.

It can be written as a sum of positive squares in 4 ways, for example, as 37249 + 682672384 = 193^2 + 26128^2 .

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 682709633 - 2⁴ = 682709617 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (682709623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89435 + ... + 96767.

It is an arithmetic number, because the mean of its divisors is an integer number (86038821).

Almost surely, 2^682709633 is an apocalyptic number.

It is an amenable number.

682709633 is a deficient number, since it is larger than the sum of its proper divisors (5600935).

682709633 is a wasteful number, since it uses less digits than its factorization.

682709633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8083.

The product of its (nonzero) digits is 326592, while the sum is 44.

The square root of 682709633 is about 26128.7128079437. The cubic root of 682709633 is about 880.5324055295.

The spelling of 682709633 in words is "six hundred eighty-two million, seven hundred nine thousand, six hundred thirty-three".