682667573 has 4 divisors (see below), whose sum is σ = 780191520. Its totient is φ = 585143628.

The previous prime is 682667567. The next prime is 682667581. The reversal of 682667573 is 375766286.

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 a cyclic number.

It is not a de Polignac number, because 682667573 - 2⁶ = 682667509 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (682667543) 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, 48761963 + ... + 48761976.

It is an arithmetic number, because the mean of its divisors is an integer number (195047880).

Almost surely, 2^682667573 is an apocalyptic number.

It is an amenable number.

682667573 is a deficient number, since it is larger than the sum of its proper divisors (97523947).

682667573 is an equidigital number, since it uses as much as digits as its factorization.

682667573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97523946.

The product of its digits is 2540160, while the sum is 50.

The square root of 682667573 is about 26127.9079338549. The cubic root of 682667573 is about 880.5143227059.

The spelling of 682667573 in words is "six hundred eighty-two million, six hundred sixty-seven thousand, five hundred seventy-three".