677249332 has 24 divisors (see below), whose sum is σ = 1288824264. Its totient is φ = 310090752.

The previous prime is 677249303. The next prime is 677249351. The reversal of 677249332 is 233942776.

It can be written as a sum of positive squares in 4 ways, for example, as 182898576 + 494350756 = 13524^2 + 22234^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 132073 + ... + 137104.

It is an arithmetic number, because the mean of its divisors is an integer number (53701011).

Almost surely, 2^677249332 is an apocalyptic number.

It is an amenable number.

677249332 is a deficient number, since it is larger than the sum of its proper divisors (611574932).

677249332 is a wasteful number, since it uses less digits than its factorization.

677249332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269235 (or 269233 counting only the distinct ones).

The product of its digits is 381024, while the sum is 43.

The square root of 677249332 is about 26024.0145250497. The cubic root of 677249332 is about 878.1786243465.

The spelling of 677249332 in words is "six hundred seventy-seven million, two hundred forty-nine thousand, three hundred thirty-two".