677274320 has 20 divisors (see below), whose sum is σ = 1574662980. Its totient is φ = 270909696.

The previous prime is 677274317. The next prime is 677274331. The reversal of 677274320 is 23472776.

It can be written as a sum of positive squares in 2 ways, for example, as 284124736 + 393149584 = 16856^2 + 19828^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4232885 + ... + 4233044.

It is an arithmetic number, because the mean of its divisors is an integer number (78733149).

Almost surely, 2^677274320 is an apocalyptic number.

It is an amenable number.

677274320 is an abundant number, since it is smaller than the sum of its proper divisors (897388660).

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

677274320 is a wasteful number, since it uses less digits than its factorization.

677274320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8465942 (or 8465936 counting only the distinct ones).

The product of its (nonzero) digits is 98784, while the sum is 38.

The square root of 677274320 is about 26024.4946156501. The cubic root of 677274320 is about 878.1894247300.

The spelling of 677274320 in words is "six hundred seventy-seven million, two hundred seventy-four thousand, three hundred twenty".