677430272 has 22 divisors (see below), whose sum is σ = 1354201038. Its totient is φ = 338714624.

The previous prime is 677430269. The next prime is 677430283. The reversal of 677430272 is 272034776.

It can be written as a sum of positive squares in only one way, i.e., 675168256 + 2262016 = 25984^2 + 1504^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 329753 + ... + 331800.

Almost surely, 2^677430272 is an apocalyptic number.

It is an amenable number.

677430272 is a deficient number, since it is larger than the sum of its proper divisors (676770766).

677430272 is an equidigital number, since it uses as much as digits as its factorization.

677430272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 661573 (or 661555 counting only the distinct ones).

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

The square root of 677430272 is about 26027.4906973377. The cubic root of 677430272 is about 878.2568247394.

The spelling of 677430272 in words is "six hundred seventy-seven million, four hundred thirty thousand, two hundred seventy-two".