682381507 has 2 divisors, whose sum is σ = 682381508. Its totient is φ = 682381506.

The previous prime is 682381481. The next prime is 682381537. The reversal of 682381507 is 705183286.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 682381507 - 2¹¹ = 682379459 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 682381507.

It is not a weakly prime, because it can be changed into another prime (682381537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 341190753 + 341190754.

It is an arithmetic number, because the mean of its divisors is an integer number (341190754).

Almost surely, 2^682381507 is an apocalyptic number.

682381507 is a deficient number, since it is larger than the sum of its proper divisors (1).

682381507 is an equidigital number, since it uses as much as digits as its factorization.

682381507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 80640, while the sum is 40.

The square root of 682381507 is about 26122.4330222129. The cubic root of 682381507 is about 880.3913148605.

The spelling of 682381507 in words is "six hundred eighty-two million, three hundred eighty-one thousand, five hundred seven".