676571634 has 24 divisors (see below), whose sum is σ = 1529641152. Its totient is φ = 215718360.

The previous prime is 676571587. The next prime is 676571689. The reversal of 676571634 is 436175676.

676571634 is a `hidden beast` number, since 6 + 7 + 6 + 5 + 7 + 1 + 634 = 666.

676571634 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 676571634.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 816702 + ... + 817529.

It is an arithmetic number, because the mean of its divisors is an integer number (63735048).

Almost surely, 2^676571634 is an apocalyptic number.

676571634 is an abundant number, since it is smaller than the sum of its proper divisors (853069518).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

676571634 is a wasteful number, since it uses less digits than its factorization.

676571634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1634262 (or 1634259 counting only the distinct ones).

The product of its digits is 635040, while the sum is 45.

The square root of 676571634 is about 26010.9906385743. The cubic root of 676571634 is about 877.8856064524.

The spelling of 676571634 in words is "six hundred seventy-six million, five hundred seventy-one thousand, six hundred thirty-four".