682660893 has 4 divisors (see below), whose sum is σ = 910214528. Its totient is φ = 455107260.

The previous prime is 682660873. The next prime is 682660903. The reversal of 682660893 is 398066286.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 682660893 - 2¹⁴ = 682644509 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (682660843) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113776813 + ... + 113776818.

It is an arithmetic number, because the mean of its divisors is an integer number (227553632).

Almost surely, 2^682660893 is an apocalyptic number.

It is an amenable number.

682660893 is a deficient number, since it is larger than the sum of its proper divisors (227553635).

682660893 is a wasteful number, since it uses less digits than its factorization.

682660893 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227553634.

The product of its (nonzero) digits is 746496, while the sum is 48.

The square root of 682660893 is about 26127.7801008811. The cubic root of 682660893 is about 880.5114507103.

The spelling of 682660893 in words is "six hundred eighty-two million, six hundred sixty thousand, eight hundred ninety-three".