677568 has 28 divisors (see below), whose sum is σ = 1793240. Its totient is φ = 225792.

The previous prime is 677563. The next prime is 677587. The reversal of 677568 is 865776.

It is not an unprimeable number, because it can be changed into a prime (677561) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1573 + ... + 1956.

2⁶⁷⁷⁵⁶⁸ is an apocalyptic number.

It is an amenable number.

677568 is an abundant number, since it is smaller than the sum of its proper divisors (1115672).

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

677568 is a wasteful number, since it uses less digits than its factorization.

677568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3544 (or 3534 counting only the distinct ones).

The product of its digits is 70560, while the sum is 39.

The square root of 677568 is about 823.1451876795. The cubic root of 677568 is about 87.8316340021.

The spelling of 677568 in words is "six hundred seventy-seven thousand, five hundred sixty-eight".