682508631 has 8 divisors (see below), whose sum is σ = 1040013184. Its totient is φ = 390004920.

The previous prime is 682508621. The next prime is 682508653. The reversal of 682508631 is 136805286.

It is a happy number.

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

It is not a de Polignac number, because 682508631 - 2⁹ = 682508119 is a prime.

It is a super-2 number, since 2×682508631² = 931636062778988322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 682508631.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (682508621) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16250185 + ... + 16250226.

It is an arithmetic number, because the mean of its divisors is an integer number (130001648).

Almost surely, 2^682508631 is an apocalyptic number.

682508631 is a deficient number, since it is larger than the sum of its proper divisors (357504553).

682508631 is a wasteful number, since it uses less digits than its factorization.

682508631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32500421.

The product of its (nonzero) digits is 69120, while the sum is 39.

The square root of 682508631 is about 26124.8661431977. The cubic root of 682508631 is about 880.4459821862.

The spelling of 682508631 in words is "six hundred eighty-two million, five hundred eight thousand, six hundred thirty-one".