676976623 has 4 divisors (see below), whose sum is σ = 677968488. Its totient is φ = 675984760.

The previous prime is 676976611. The next prime is 676976627. The reversal of 676976623 is 326679676.

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 676976623 - 2⁵ = 676976591 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 (676976627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 494908 + ... + 496273.

It is an arithmetic number, because the mean of its divisors is an integer number (169492122).

Almost surely, 2^676976623 is an apocalyptic number.

676976623 is a deficient number, since it is larger than the sum of its proper divisors (991865).

676976623 is an equidigital number, since it uses as much as digits as its factorization.

676976623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 991864.

The product of its digits is 3429216, while the sum is 52.

The square root of 676976623 is about 26018.7744330897. The cubic root of 676976623 is about 878.0607360222.

The spelling of 676976623 in words is "six hundred seventy-six million, nine hundred seventy-six thousand, six hundred twenty-three".