677941825 has 18 divisors (see below), whose sum is σ = 924022022. Its totient is φ = 493046400.

The previous prime is 677941811. The next prime is 677941843. The reversal of 677941825 is 528149776.

It can be written as a sum of positive squares in 3 ways, for example, as 64834704 + 613107121 = 8052^2 + 24761^2 .

It is not a de Polignac number, because 677941825 - 2¹¹ = 677939777 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 109032 + ... + 115081.

Almost surely, 2^677941825 is an apocalyptic number.

It is an amenable number.

677941825 is a deficient number, since it is larger than the sum of its proper divisors (246080197).

677941825 is a wasteful number, since it uses less digits than its factorization.

677941825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224145 (or 224129 counting only the distinct ones).

The product of its digits is 846720, while the sum is 49.

The square root of 677941825 is about 26037.3160099116. The cubic root of 677941825 is about 878.4778373372.

The spelling of 677941825 in words is "six hundred seventy-seven million, nine hundred forty-one thousand, eight hundred twenty-five".