676621547 has 6 divisors (see below), whose sum is σ = 787090428. Its totient is φ = 579961284.

The previous prime is 676621537. The next prime is 676621549. The reversal of 676621547 is 745126676.

676621547 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 676621547 - 2¹⁶ = 676556011 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 676621498 and 676621507.

It is not an unprimeable number, because it can be changed into a prime (676621549) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6904253 + ... + 6904350.

It is an arithmetic number, because the mean of its divisors is an integer number (131181738).

Almost surely, 2^676621547 is an apocalyptic number.

676621547 is a deficient number, since it is larger than the sum of its proper divisors (110468881).

676621547 is a wasteful number, since it uses less digits than its factorization.

676621547 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13808617 (or 13808610 counting only the distinct ones).

The product of its digits is 423360, while the sum is 44.

The square root of 676621547 is about 26011.9500806841. The cubic root of 676621547 is about 877.9071941279.

The spelling of 676621547 in words is "six hundred seventy-six million, six hundred twenty-one thousand, five hundred forty-seven".