682767667 has 4 divisors (see below), whose sum is σ = 682882816. Its totient is φ = 682652520.

The previous prime is 682767601. The next prime is 682767671. The reversal of 682767667 is 766767286.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 682767667 - 2⁷ = 682767539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (682767067) 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, 48168 + ... + 60709.

It is an arithmetic number, because the mean of its divisors is an integer number (170720704).

Almost surely, 2^682767667 is an apocalyptic number.

682767667 is a deficient number, since it is larger than the sum of its proper divisors (115149).

682767667 is a wasteful number, since it uses less digits than its factorization.

682767667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115148.

The product of its digits is 7112448, while the sum is 55.

The square root of 682767667 is about 26129.8233250820. The cubic root of 682767667 is about 880.5573548234.

The spelling of 682767667 in words is "six hundred eighty-two million, seven hundred sixty-seven thousand, six hundred sixty-seven".