677925369 has 45 divisors (see below), whose sum is σ = 1117385269. Its totient is φ = 409301640.

The previous prime is 677925361. The next prime is 677925407. The reversal of 677925369 is 963529776.

The square root of 677925369 is 26037.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 677925369 - 2³ = 677925361 is a prime.

It is a super-2 number, since 2×677925369² = 919165611867572322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (677925361) by changing a digit.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 2577532 + ... + 2577794.

Almost surely, 2^677925369 is an apocalyptic number.

677925369 is the 26037-th square number.

677925369 is the 13019-th centered octagonal number.

It is an amenable number.

677925369 is a deficient number, since it is larger than the sum of its proper divisors (439459900).

677925369 is an equidigital number, since it uses as much as digits as its factorization.

677925369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 560 (or 277 counting only the distinct ones).

The product of its digits is 4286520, while the sum is 54.

The cubic root of 677925369 is about 878.4707293781.

The spelling of 677925369 in words is "six hundred seventy-seven million, nine hundred twenty-five thousand, three hundred sixty-nine".