682928487 has 6 divisors (see below), whose sum is σ = 986452272. Its totient is φ = 455285652.

The previous prime is 682928483. The next prime is 682928501. The reversal of 682928487 is 784829286.

682928487 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 682928487 - 2² = 682928483 is a prime.

It is a super-2 number, since 2×682928487² = 932782636712218338, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (682928483) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 37940463 + ... + 37940480.

It is an arithmetic number, because the mean of its divisors is an integer number (164408712).

Almost surely, 2^682928487 is an apocalyptic number.

682928487 is a deficient number, since it is larger than the sum of its proper divisors (303523785).

682928487 is a wasteful number, since it uses less digits than its factorization.

682928487 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75880949 (or 75880946 counting only the distinct ones).

The product of its digits is 3096576, while the sum is 54.

The square root of 682928487 is about 26132.9004704797. The cubic root of 682928487 is about 880.6264852776.

The spelling of 682928487 in words is "six hundred eighty-two million, nine hundred twenty-eight thousand, four hundred eighty-seven".