682629646 has 16 divisors (see below), whose sum is σ = 1042170480. Its totient is φ = 335249280.

The previous prime is 682629631. The next prime is 682629667. The reversal of 682629646 is 646926286.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 682629646.

It is a congruent number.

It is an unprimeable number.

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, 253660 + ... + 256336.

It is an arithmetic number, because the mean of its divisors is an integer number (65135655).

Almost surely, 2^682629646 is an apocalyptic number.

682629646 is a deficient number, since it is larger than the sum of its proper divisors (359540834).

682629646 is a wasteful number, since it uses less digits than its factorization.

682629646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4899.

The product of its digits is 1492992, while the sum is 49.

The square root of 682629646 is about 26127.1821289629. The cubic root of 682629646 is about 880.4980161430.

The spelling of 682629646 in words is "six hundred eighty-two million, six hundred twenty-nine thousand, six hundred forty-six".